Home / 78,698,098.80-118,047,148.20-24,838,412.40

Finding the Fourth Proportional to 78,698,098.80, 118,047,148.20 and 24,838,412.40

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Solution

The fourth proportional to 78,698,098.80, 118,047,148.20 and 24,838,412.40 is: 37,257,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,698,098.80 : 118,047,148.20 = 24,838,412.40 : x
  2. Step 2: Convert to fraction form
    78,698,098.80/118,047,148.20 = 24,838,412.40/x
  3. Step 3: Cross multiply
    78,698,098.80x = 118,047,148.20 × 24,838,412.40
  4. Step 4: Simplify right side
    78,698,098.80x = 2,932,103,749,635,517.50
  5. Step 5: Solve for x
    x = 2,932,103,749,635,517.50/78,698,098.80
  6. Step 6: Final answer
    x = 37,257,618.60

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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.