Home / 891,696,052.73-1,337,535,568.01-542,038,681.35

Finding the Fourth Proportional to 891,696,052.73, 1,337,535,568.01 and 542,038,681.35

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Solution

The fourth proportional to 891,696,052.73, 1,337,535,568.01 and 542,038,681.35 is: 813,052,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,696,052.73 : 1,337,535,568.01 = 542,038,681.35 : x
  2. Step 2: Convert to fraction form
    891,696,052.73/1,337,535,568.01 = 542,038,681.35/x
  3. Step 3: Cross multiply
    891,696,052.73x = 1,337,535,568.01 × 542,038,681.35
  4. Step 4: Simplify right side
    891,696,052.73x = 724,996,015,540,153,600
  5. Step 5: Solve for x
    x = 724,996,015,540,153,600/891,696,052.73
  6. Step 6: Final answer
    x = 813,052,848.36

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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.