Home / 1,305,558,152.30-1,801,714,468.49-710,865,700.58

Finding the Fourth Proportional to 1,305,558,152.30, 1,801,714,468.49 and 710,865,700.58

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Solution

The fourth proportional to 1,305,558,152.30, 1,801,714,468.49 and 710,865,700.58 is: 981,018,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,558,152.30 : 1,801,714,468.49 = 710,865,700.58 : x
  2. Step 2: Convert to fraction form
    1,305,558,152.30/1,801,714,468.49 = 710,865,700.58/x
  3. Step 3: Cross multiply
    1,305,558,152.30x = 1,801,714,468.49 × 710,865,700.58
  4. Step 4: Simplify right side
    1,305,558,152.30x = 1,280,777,017,875,703,296
  5. Step 5: Solve for x
    x = 1,280,777,017,875,703,296/1,305,558,152.30
  6. Step 6: Final answer
    x = 981,018,743.30

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Half scale
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Double scale
Find fourth proportional to 1,305,558,153.30, 1,801,714,469.87 and 710,865,701.58
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.