Home / 102,394,045.60-153,367,119.60-79,495,280.80

Finding the Fourth Proportional to 102,394,045.60, 153,367,119.60 and 79,495,280.80

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Solution

The fourth proportional to 102,394,045.60, 153,367,119.60 and 79,495,280.80 is: 119,069,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,394,045.60 : 153,367,119.60 = 79,495,280.80 : x
  2. Step 2: Convert to fraction form
    102,394,045.60/153,367,119.60 = 79,495,280.80/x
  3. Step 3: Cross multiply
    102,394,045.60x = 153,367,119.60 × 79,495,280.80
  4. Step 4: Simplify right side
    102,394,045.60x = 12,191,962,238,089,182
  5. Step 5: Solve for x
    x = 12,191,962,238,089,182/102,394,045.60
  6. Step 6: Final answer
    x = 119,069,054.91

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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.