Home / 425,187,738.90-586,759,074.81-229,617,450.90

Finding the Fourth Proportional to 425,187,738.90, 586,759,074.81 and 229,617,450.90

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Solution

The fourth proportional to 425,187,738.90, 586,759,074.81 and 229,617,450.90 is: 316,872,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,187,738.90 : 586,759,074.81 = 229,617,450.90 : x
  2. Step 2: Convert to fraction form
    425,187,738.90/586,759,074.81 = 229,617,450.90/x
  3. Step 3: Cross multiply
    425,187,738.90x = 586,759,074.81 × 229,617,450.90
  4. Step 4: Simplify right side
    425,187,738.90x = 134,730,123,050,314,592
  5. Step 5: Solve for x
    x = 134,730,123,050,314,592/425,187,738.90
  6. Step 6: Final answer
    x = 316,872,079.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.