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Finding the Fourth Proportional to 93,417,090.70, 140,125,636.05 and 93,417,090.70

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Solution

The fourth proportional to 93,417,090.70, 140,125,636.05 and 93,417,090.70 is: 140,125,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,417,090.70 : 140,125,636.05 = 93,417,090.70 : x
  2. Step 2: Convert to fraction form
    93,417,090.70/140,125,636.05 = 93,417,090.70/x
  3. Step 3: Cross multiply
    93,417,090.70x = 140,125,636.05 × 93,417,090.70
  4. Step 4: Simplify right side
    93,417,090.70x = 13,090,129,252,278,042
  5. Step 5: Solve for x
    x = 13,090,129,252,278,042/93,417,090.70
  6. Step 6: Final answer
    x = 140,125,636.05

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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.