Home / 79,136,670.04-118,707,337.86-67,549,077.88

Finding the Fourth Proportional to 79,136,670.04, 118,707,337.86 and 67,549,077.88

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Solution

The fourth proportional to 79,136,670.04, 118,707,337.86 and 67,549,077.88 is: 101,325,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,136,670.04 : 118,707,337.86 = 67,549,077.88 : x
  2. Step 2: Convert to fraction form
    79,136,670.04/118,707,337.86 = 67,549,077.88/x
  3. Step 3: Cross multiply
    79,136,670.04x = 118,707,337.86 × 67,549,077.88
  4. Step 4: Simplify right side
    79,136,670.04x = 8,018,571,210,032,612
  5. Step 5: Solve for x
    x = 8,018,571,210,032,612/79,136,670.04
  6. Step 6: Final answer
    x = 101,325,608.04

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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.