Home / 125,293,370.40-187,790,756.40-52,510,010.40

Finding the Fourth Proportional to 125,293,370.40, 187,790,756.40 and 52,510,010.40

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Solution

The fourth proportional to 125,293,370.40, 187,790,756.40 and 52,510,010.40 is: 78,702,444.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,293,370.40 : 187,790,756.40 = 52,510,010.40 : x
  2. Step 2: Convert to fraction form
    125,293,370.40/187,790,756.40 = 52,510,010.40/x
  3. Step 3: Cross multiply
    125,293,370.40x = 187,790,756.40 × 52,510,010.40
  4. Step 4: Simplify right side
    125,293,370.40x = 9,860,894,571,587,866
  5. Step 5: Solve for x
    x = 9,860,894,571,587,866/125,293,370.40
  6. Step 6: Final answer
    x = 78,702,444.83

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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.