Home / 771,468,378.13-1,064,714,680.38-432,468,414.10

Finding the Fourth Proportional to 771,468,378.13, 1,064,714,680.38 and 432,468,414.10

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Solution

The fourth proportional to 771,468,378.13, 1,064,714,680.38 and 432,468,414.10 is: 596,855,920.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,468,378.13 : 1,064,714,680.38 = 432,468,414.10 : x
  2. Step 2: Convert to fraction form
    771,468,378.13/1,064,714,680.38 = 432,468,414.10/x
  3. Step 3: Cross multiply
    771,468,378.13x = 1,064,714,680.38 × 432,468,414.10
  4. Step 4: Simplify right side
    771,468,378.13x = 460,455,469,292,927,040
  5. Step 5: Solve for x
    x = 460,455,469,292,927,040/771,468,378.13
  6. Step 6: Final answer
    x = 596,855,920.92

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Double scale
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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.