Home / 89,113,293.40-133,669,940.10-58,502,291.80

Finding the Fourth Proportional to 89,113,293.40, 133,669,940.10 and 58,502,291.80

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Solution

The fourth proportional to 89,113,293.40, 133,669,940.10 and 58,502,291.80 is: 87,753,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,113,293.40 : 133,669,940.10 = 58,502,291.80 : x
  2. Step 2: Convert to fraction form
    89,113,293.40/133,669,940.10 = 58,502,291.80/x
  3. Step 3: Cross multiply
    89,113,293.40x = 133,669,940.10 × 58,502,291.80
  4. Step 4: Simplify right side
    89,113,293.40x = 7,819,997,840,618,720
  5. Step 5: Solve for x
    x = 7,819,997,840,618,720/89,113,293.40
  6. Step 6: Final answer
    x = 87,753,437.70

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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.