Home / 99,668,047.70-149,502,071.55-26,884,687.70

Finding the Fourth Proportional to 99,668,047.70, 149,502,071.55 and 26,884,687.70

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Solution

The fourth proportional to 99,668,047.70, 149,502,071.55 and 26,884,687.70 is: 40,327,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,668,047.70 : 149,502,071.55 = 26,884,687.70 : x
  2. Step 2: Convert to fraction form
    99,668,047.70/149,502,071.55 = 26,884,687.70/x
  3. Step 3: Cross multiply
    99,668,047.70x = 149,502,071.55 × 26,884,687.70
  4. Step 4: Simplify right side
    99,668,047.70x = 4,019,316,504,124,805
  5. Step 5: Solve for x
    x = 4,019,316,504,124,805/99,668,047.70
  6. Step 6: Final answer
    x = 40,327,031.55

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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.