Home / 637,972,771-956,959,155.42-153,298,579

Finding the Fourth Proportional to 637,972,771, 956,959,155.42 and 153,298,579

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Solution

The fourth proportional to 637,972,771, 956,959,155.42 and 153,298,579 is: 229,947,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,972,771 : 956,959,155.42 = 153,298,579 : x
  2. Step 2: Convert to fraction form
    637,972,771/956,959,155.42 = 153,298,579/x
  3. Step 3: Cross multiply
    637,972,771x = 956,959,155.42 × 153,298,579
  4. Step 4: Simplify right side
    637,972,771x = 146,700,478,686,926,144
  5. Step 5: Solve for x
    x = 146,700,478,686,926,144/637,972,771
  6. Step 6: Final answer
    x = 229,947,868.24

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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.