Home / 79,713,374.40-119,570,061.60-25,860,686.40

Finding the Fourth Proportional to 79,713,374.40, 119,570,061.60 and 25,860,686.40

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Solution

The fourth proportional to 79,713,374.40, 119,570,061.60 and 25,860,686.40 is: 38,791,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,713,374.40 : 119,570,061.60 = 25,860,686.40 : x
  2. Step 2: Convert to fraction form
    79,713,374.40/119,570,061.60 = 25,860,686.40/x
  3. Step 3: Cross multiply
    79,713,374.40x = 119,570,061.60 × 25,860,686.40
  4. Step 4: Simplify right side
    79,713,374.40x = 3,092,163,865,866,282
  5. Step 5: Solve for x
    x = 3,092,163,865,866,282/79,713,374.40
  6. Step 6: Final answer
    x = 38,791,029.60

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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.