Home / 115,912,896.60-173,890,340.10-58,260,077.40

Finding the Fourth Proportional to 115,912,896.60, 173,890,340.10 and 58,260,077.40

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Solution

The fourth proportional to 115,912,896.60, 173,890,340.10 and 58,260,077.40 is: 87,400,668.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,896.60 : 173,890,340.10 = 58,260,077.40 : x
  2. Step 2: Convert to fraction form
    115,912,896.60/173,890,340.10 = 58,260,077.40/x
  3. Step 3: Cross multiply
    115,912,896.60x = 173,890,340.10 × 58,260,077.40
  4. Step 4: Simplify right side
    115,912,896.60x = 10,130,864,673,338,324
  5. Step 5: Solve for x
    x = 10,130,864,673,338,324/115,912,896.60
  6. Step 6: Final answer
    x = 87,400,668.70

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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.