Home / 125,018,814.60-187,528,221.90-44,247,947.40

Finding the Fourth Proportional to 125,018,814.60, 187,528,221.90 and 44,247,947.40

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Solution

The fourth proportional to 125,018,814.60, 187,528,221.90 and 44,247,947.40 is: 66,371,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,018,814.60 : 187,528,221.90 = 44,247,947.40 : x
  2. Step 2: Convert to fraction form
    125,018,814.60/187,528,221.90 = 44,247,947.40/x
  3. Step 3: Cross multiply
    125,018,814.60x = 187,528,221.90 × 44,247,947.40
  4. Step 4: Simplify right side
    125,018,814.60x = 8,297,738,898,646,728
  5. Step 5: Solve for x
    x = 8,297,738,898,646,728/125,018,814.60
  6. Step 6: Final answer
    x = 66,371,921.10

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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.