Home / 992,819,259.68-1,370,073,863.06-546,824,155.28

Finding the Fourth Proportional to 992,819,259.68, 1,370,073,863.06 and 546,824,155.28

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Solution

The fourth proportional to 992,819,259.68, 1,370,073,863.06 and 546,824,155.28 is: 754,608,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,819,259.68 : 1,370,073,863.06 = 546,824,155.28 : x
  2. Step 2: Convert to fraction form
    992,819,259.68/1,370,073,863.06 = 546,824,155.28/x
  3. Step 3: Cross multiply
    992,819,259.68x = 1,370,073,863.06 × 546,824,155.28
  4. Step 4: Simplify right side
    992,819,259.68x = 749,189,482,838,990,848
  5. Step 5: Solve for x
    x = 749,189,482,838,990,848/992,819,259.68
  6. Step 6: Final answer
    x = 754,608,127.85

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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.