Home / 125,293,362.40-187,790,744.40-52,510,002.40

Finding the Fourth Proportional to 125,293,362.40, 187,790,744.40 and 52,510,002.40

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Solution

The fourth proportional to 125,293,362.40, 187,790,744.40 and 52,510,002.40 is: 78,702,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,293,362.40 : 187,790,744.40 = 52,510,002.40 : x
  2. Step 2: Convert to fraction form
    125,293,362.40/187,790,744.40 = 52,510,002.40/x
  3. Step 3: Cross multiply
    125,293,362.40x = 187,790,744.40 × 52,510,002.40
  4. Step 4: Simplify right side
    125,293,362.40x = 9,860,892,439,141,786
  5. Step 5: Solve for x
    x = 9,860,892,439,141,786/125,293,362.40
  6. Step 6: Final answer
    x = 78,702,432.84

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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.