Home / 1,502,725,711.37-2,072,899,897.63-937,228,820.80

Finding the Fourth Proportional to 1,502,725,711.37, 2,072,899,897.63 and 937,228,820.80

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Solution

The fourth proportional to 1,502,725,711.37, 2,072,899,897.63 and 937,228,820.80 is: 1,292,838,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,725,711.37 : 2,072,899,897.63 = 937,228,820.80 : x
  2. Step 2: Convert to fraction form
    1,502,725,711.37/2,072,899,897.63 = 937,228,820.80/x
  3. Step 3: Cross multiply
    1,502,725,711.37x = 2,072,899,897.63 × 937,228,820.80
  4. Step 4: Simplify right side
    1,502,725,711.37x = 1,942,781,526,684,680,448
  5. Step 5: Solve for x
    x = 1,942,781,526,684,680,448/1,502,725,711.37
  6. Step 6: Final answer
    x = 1,292,838,414.88

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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.