Home / 1,229,064,342.80-1,843,596,514.20-1,208,657,008.40

Finding the Fourth Proportional to 1,229,064,342.80, 1,843,596,514.20 and 1,208,657,008.40

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Solution

The fourth proportional to 1,229,064,342.80, 1,843,596,514.20 and 1,208,657,008.40 is: 1,812,985,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,064,342.80 : 1,843,596,514.20 = 1,208,657,008.40 : x
  2. Step 2: Convert to fraction form
    1,229,064,342.80/1,843,596,514.20 = 1,208,657,008.40/x
  3. Step 3: Cross multiply
    1,229,064,342.80x = 1,843,596,514.20 × 1,208,657,008.40
  4. Step 4: Simplify right side
    1,229,064,342.80x = 2,228,275,847,549,640,448
  5. Step 5: Solve for x
    x = 2,228,275,847,549,640,448/1,229,064,342.80
  6. Step 6: Final answer
    x = 1,812,985,512.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.