Home / 637,972,768-956,959,150.92-153,298,576

Finding the Fourth Proportional to 637,972,768, 956,959,150.92 and 153,298,576

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Solution

The fourth proportional to 637,972,768, 956,959,150.92 and 153,298,576 is: 229,947,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,972,768 : 956,959,150.92 = 153,298,576 : x
  2. Step 2: Convert to fraction form
    637,972,768/956,959,150.92 = 153,298,576/x
  3. Step 3: Cross multiply
    637,972,768x = 956,959,150.92 × 153,298,576
  4. Step 4: Simplify right side
    637,972,768x = 146,700,475,126,205,088
  5. Step 5: Solve for x
    x = 146,700,475,126,205,088/637,972,768
  6. Step 6: Final answer
    x = 229,947,863.74

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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.