Home / 93,519,920.70-140,279,881.05-28,817,963.10

Finding the Fourth Proportional to 93,519,920.70, 140,279,881.05 and 28,817,963.10

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Solution

The fourth proportional to 93,519,920.70, 140,279,881.05 and 28,817,963.10 is: 43,226,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,519,920.70 : 140,279,881.05 = 28,817,963.10 : x
  2. Step 2: Convert to fraction form
    93,519,920.70/140,279,881.05 = 28,817,963.10/x
  3. Step 3: Cross multiply
    93,519,920.70x = 140,279,881.05 × 28,817,963.10
  4. Step 4: Simplify right side
    93,519,920.70x = 4,042,580,435,771,290
  5. Step 5: Solve for x
    x = 4,042,580,435,771,290/93,519,920.70
  6. Step 6: Final answer
    x = 43,226,944.65

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Double scale
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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.