Home / 155,015,030.10-232,522,545.15-105,909,881.70

Finding the Fourth Proportional to 155,015,030.10, 232,522,545.15 and 105,909,881.70

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Solution

The fourth proportional to 155,015,030.10, 232,522,545.15 and 105,909,881.70 is: 158,864,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,015,030.10 : 232,522,545.15 = 105,909,881.70 : x
  2. Step 2: Convert to fraction form
    155,015,030.10/232,522,545.15 = 105,909,881.70/x
  3. Step 3: Cross multiply
    155,015,030.10x = 232,522,545.15 × 105,909,881.70
  4. Step 4: Simplify right side
    155,015,030.10x = 24,626,435,249,419,412
  5. Step 5: Solve for x
    x = 24,626,435,249,419,412/155,015,030.10
  6. Step 6: Final answer
    x = 158,864,822.55

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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.