Home / 1,761,484,862.40-2,642,227,293.60-725,812,641.60

Finding the Fourth Proportional to 1,761,484,862.40, 2,642,227,293.60 and 725,812,641.60

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Solution

The fourth proportional to 1,761,484,862.40, 2,642,227,293.60 and 725,812,641.60 is: 1,088,718,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,484,862.40 : 2,642,227,293.60 = 725,812,641.60 : x
  2. Step 2: Convert to fraction form
    1,761,484,862.40/2,642,227,293.60 = 725,812,641.60/x
  3. Step 3: Cross multiply
    1,761,484,862.40x = 2,642,227,293.60 × 725,812,641.60
  4. Step 4: Simplify right side
    1,761,484,862.40x = 1,917,761,971,675,434,752
  5. Step 5: Solve for x
    x = 1,917,761,971,675,434,752/1,761,484,862.40
  6. Step 6: Final answer
    x = 1,088,718,962.40

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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.