Home / 662,813,772.96-915,074,897.28-589,271,350.08

Finding the Fourth Proportional to 662,813,772.96, 915,074,897.28 and 589,271,350.08

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Solution

The fourth proportional to 662,813,772.96, 915,074,897.28 and 589,271,350.08 is: 813,542,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,813,772.96 : 915,074,897.28 = 589,271,350.08 : x
  2. Step 2: Convert to fraction form
    662,813,772.96/915,074,897.28 = 589,271,350.08/x
  3. Step 3: Cross multiply
    662,813,772.96x = 915,074,897.28 × 589,271,350.08
  4. Step 4: Simplify right side
    662,813,772.96x = 539,227,420,144,502,912
  5. Step 5: Solve for x
    x = 539,227,420,144,502,912/662,813,772.96
  6. Step 6: Final answer
    x = 813,542,871.53

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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.