Home / 79,488,276.30-119,232,414.45-66,051,348.30

Finding the Fourth Proportional to 79,488,276.30, 119,232,414.45 and 66,051,348.30

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Solution

The fourth proportional to 79,488,276.30, 119,232,414.45 and 66,051,348.30 is: 99,077,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,488,276.30 : 119,232,414.45 = 66,051,348.30 : x
  2. Step 2: Convert to fraction form
    79,488,276.30/119,232,414.45 = 66,051,348.30/x
  3. Step 3: Cross multiply
    79,488,276.30x = 119,232,414.45 × 66,051,348.30
  4. Step 4: Simplify right side
    79,488,276.30x = 7,875,461,735,486,903
  5. Step 5: Solve for x
    x = 7,875,461,735,486,903/79,488,276.30
  6. Step 6: Final answer
    x = 99,077,022.45

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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.