Home / 89,856,068.30-134,784,102.45-55,367,953.10

Finding the Fourth Proportional to 89,856,068.30, 134,784,102.45 and 55,367,953.10

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Solution

The fourth proportional to 89,856,068.30, 134,784,102.45 and 55,367,953.10 is: 83,051,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,856,068.30 : 134,784,102.45 = 55,367,953.10 : x
  2. Step 2: Convert to fraction form
    89,856,068.30/134,784,102.45 = 55,367,953.10/x
  3. Step 3: Cross multiply
    89,856,068.30x = 134,784,102.45 × 55,367,953.10
  4. Step 4: Simplify right side
    89,856,068.30x = 7,462,719,863,077,195
  5. Step 5: Solve for x
    x = 7,462,719,863,077,195/89,856,068.30
  6. Step 6: Final answer
    x = 83,051,929.65

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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.