Home / 99,668,119.20-149,502,178.80-26,884,759.20

Finding the Fourth Proportional to 99,668,119.20, 149,502,178.80 and 26,884,759.20

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Solution

The fourth proportional to 99,668,119.20, 149,502,178.80 and 26,884,759.20 is: 40,327,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,668,119.20 : 149,502,178.80 = 26,884,759.20 : x
  2. Step 2: Convert to fraction form
    99,668,119.20/149,502,178.80 = 26,884,759.20/x
  3. Step 3: Cross multiply
    99,668,119.20x = 149,502,178.80 × 26,884,759.20
  4. Step 4: Simplify right side
    99,668,119.20x = 4,019,330,076,913,345
  5. Step 5: Solve for x
    x = 4,019,330,076,913,345/99,668,119.20
  6. Step 6: Final answer
    x = 40,327,138.80

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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.