Home / 83,349,331.96-115,022,078.10-46,679,902.96

Finding the Fourth Proportional to 83,349,331.96, 115,022,078.10 and 46,679,902.96

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Solution

The fourth proportional to 83,349,331.96, 115,022,078.10 and 46,679,902.96 is: 64,418,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,349,331.96 : 115,022,078.10 = 46,679,902.96 : x
  2. Step 2: Convert to fraction form
    83,349,331.96/115,022,078.10 = 46,679,902.96/x
  3. Step 3: Cross multiply
    83,349,331.96x = 115,022,078.10 × 46,679,902.96
  4. Step 4: Simplify right side
    83,349,331.96x = 5,369,219,443,390,430
  5. Step 5: Solve for x
    x = 5,369,219,443,390,430/83,349,331.96
  6. Step 6: Final answer
    x = 64,418,266.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.