Home / 258,966,658.56-357,374,373.12-147,457,590.24

Finding the Fourth Proportional to 258,966,658.56, 357,374,373.12 and 147,457,590.24

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Solution

The fourth proportional to 258,966,658.56, 357,374,373.12 and 147,457,590.24 is: 203,491,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,966,658.56 : 357,374,373.12 = 147,457,590.24 : x
  2. Step 2: Convert to fraction form
    258,966,658.56/357,374,373.12 = 147,457,590.24/x
  3. Step 3: Cross multiply
    258,966,658.56x = 357,374,373.12 × 147,457,590.24
  4. Step 4: Simplify right side
    258,966,658.56x = 52,697,563,873,805,832
  5. Step 5: Solve for x
    x = 52,697,563,873,805,832/258,966,658.56
  6. Step 6: Final answer
    x = 203,491,693.36

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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.