Home / 58,700,029.70-87,654,771.42-47,938,693.70

Finding the Fourth Proportional to 58,700,029.70, 87,654,771.42 and 47,938,693.70

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Solution

The fourth proportional to 58,700,029.70, 87,654,771.42 and 47,938,693.70 is: 71,585,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,700,029.70 : 87,654,771.42 = 47,938,693.70 : x
  2. Step 2: Convert to fraction form
    58,700,029.70/87,654,771.42 = 47,938,693.70/x
  3. Step 3: Cross multiply
    58,700,029.70x = 87,654,771.42 × 47,938,693.70
  4. Step 4: Simplify right side
    58,700,029.70x = 4,202,055,238,446,894.50
  5. Step 5: Solve for x
    x = 4,202,055,238,446,894.50/58,700,029.70
  6. Step 6: Final answer
    x = 71,585,231.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.