Home / 119,702,411.71-179,620,884.02-65,118,817.38

Finding the Fourth Proportional to 119,702,411.71, 179,620,884.02 and 65,118,817.38

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Solution

The fourth proportional to 119,702,411.71, 179,620,884.02 and 65,118,817.38 is: 97,714,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,702,411.71 : 179,620,884.02 = 65,118,817.38 : x
  2. Step 2: Convert to fraction form
    119,702,411.71/179,620,884.02 = 65,118,817.38/x
  3. Step 3: Cross multiply
    119,702,411.71x = 179,620,884.02 × 65,118,817.38
  4. Step 4: Simplify right side
    119,702,411.71x = 11,696,699,544,132,542
  5. Step 5: Solve for x
    x = 11,696,699,544,132,542/119,702,411.71
  6. Step 6: Final answer
    x = 97,714,819.42

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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.