Home / 118,337,462.60-163,302,656.88-66,126,927.20

Finding the Fourth Proportional to 118,337,462.60, 163,302,656.88 and 66,126,927.20

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Solution

The fourth proportional to 118,337,462.60, 163,302,656.88 and 66,126,927.20 is: 91,253,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,337,462.60 : 163,302,656.88 = 66,126,927.20 : x
  2. Step 2: Convert to fraction form
    118,337,462.60/163,302,656.88 = 66,126,927.20/x
  3. Step 3: Cross multiply
    118,337,462.60x = 163,302,656.88 × 66,126,927.20
  4. Step 4: Simplify right side
    118,337,462.60x = 10,798,702,903,070,340
  5. Step 5: Solve for x
    x = 10,798,702,903,070,340/118,337,462.60
  6. Step 6: Final answer
    x = 91,253,459.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.