Home / 259,730,047.53-358,433,267.72-148,218,668.64

Finding the Fourth Proportional to 259,730,047.53, 358,433,267.72 and 148,218,668.64

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Solution

The fourth proportional to 259,730,047.53, 358,433,267.72 and 148,218,668.64 is: 204,545,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,730,047.53 : 358,433,267.72 = 148,218,668.64 : x
  2. Step 2: Convert to fraction form
    259,730,047.53/358,433,267.72 = 148,218,668.64/x
  3. Step 3: Cross multiply
    259,730,047.53x = 358,433,267.72 × 148,218,668.64
  4. Step 4: Simplify right side
    259,730,047.53x = 53,126,501,737,001,984
  5. Step 5: Solve for x
    x = 53,126,501,737,001,984/259,730,047.53
  6. Step 6: Final answer
    x = 204,545,073.79

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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.