Home / 100,898,068.68-139,239,333.99-54,488,320.02

Finding the Fourth Proportional to 100,898,068.68, 139,239,333.99 and 54,488,320.02

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Solution

The fourth proportional to 100,898,068.68, 139,239,333.99 and 54,488,320.02 is: 75,193,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,898,068.68 : 139,239,333.99 = 54,488,320.02 : x
  2. Step 2: Convert to fraction form
    100,898,068.68/139,239,333.99 = 54,488,320.02/x
  3. Step 3: Cross multiply
    100,898,068.68x = 139,239,333.99 × 54,488,320.02
  4. Step 4: Simplify right side
    100,898,068.68x = 7,586,917,389,818,784
  5. Step 5: Solve for x
    x = 7,586,917,389,818,784/100,898,068.68
  6. Step 6: Final answer
    x = 75,193,881.20

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