Home / 89,113,319.90-133,669,979.85-58,502,318.30

Finding the Fourth Proportional to 89,113,319.90, 133,669,979.85 and 58,502,318.30

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Solution

The fourth proportional to 89,113,319.90, 133,669,979.85 and 58,502,318.30 is: 87,753,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,113,319.90 : 133,669,979.85 = 58,502,318.30 : x
  2. Step 2: Convert to fraction form
    89,113,319.90/133,669,979.85 = 58,502,318.30/x
  3. Step 3: Cross multiply
    89,113,319.90x = 133,669,979.85 × 58,502,318.30
  4. Step 4: Simplify right side
    89,113,319.90x = 7,820,003,708,339,286
  5. Step 5: Solve for x
    x = 7,820,003,708,339,286/89,113,319.90
  6. Step 6: Final answer
    x = 87,753,477.45

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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.