Home / 124,811,674.90-187,217,512.35-83,997,006.10

Finding the Fourth Proportional to 124,811,674.90, 187,217,512.35 and 83,997,006.10

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Solution

The fourth proportional to 124,811,674.90, 187,217,512.35 and 83,997,006.10 is: 125,995,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811,674.90 : 187,217,512.35 = 83,997,006.10 : x
  2. Step 2: Convert to fraction form
    124,811,674.90/187,217,512.35 = 83,997,006.10/x
  3. Step 3: Cross multiply
    124,811,674.90x = 187,217,512.35 × 83,997,006.10
  4. Step 4: Simplify right side
    124,811,674.90x = 15,725,710,526,889,774
  5. Step 5: Solve for x
    x = 15,725,710,526,889,774/124,811,674.90
  6. Step 6: Final answer
    x = 125,995,509.15

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1.5x scale

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.