Home / 542,088,015.40-813,132,023.10-460,458,677.80

Finding the Fourth Proportional to 542,088,015.40, 813,132,023.10 and 460,458,677.80

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Solution

The fourth proportional to 542,088,015.40, 813,132,023.10 and 460,458,677.80 is: 690,688,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,088,015.40 : 813,132,023.10 = 460,458,677.80 : x
  2. Step 2: Convert to fraction form
    542,088,015.40/813,132,023.10 = 460,458,677.80/x
  3. Step 3: Cross multiply
    542,088,015.40x = 813,132,023.10 × 460,458,677.80
  4. Step 4: Simplify right side
    542,088,015.40x = 374,413,696,233,465,088
  5. Step 5: Solve for x
    x = 374,413,696,233,465,088/542,088,015.40
  6. Step 6: Final answer
    x = 690,688,016.70

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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.