Home / 126,859,095.40-190,288,643.10-62,289,013.90

Finding the Fourth Proportional to 126,859,095.40, 190,288,643.10 and 62,289,013.90

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Solution

The fourth proportional to 126,859,095.40, 190,288,643.10 and 62,289,013.90 is: 93,433,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,859,095.40 : 190,288,643.10 = 62,289,013.90 : x
  2. Step 2: Convert to fraction form
    126,859,095.40/190,288,643.10 = 62,289,013.90/x
  3. Step 3: Cross multiply
    126,859,095.40x = 190,288,643.10 × 62,289,013.90
  4. Step 4: Simplify right side
    126,859,095.40x = 11,852,891,935,068,038
  5. Step 5: Solve for x
    x = 11,852,891,935,068,038/126,859,095.40
  6. Step 6: Final answer
    x = 93,433,520.85

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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.