Home / 152,520,808.28-210,580,066.68-117,175,663.64

Finding the Fourth Proportional to 152,520,808.28, 210,580,066.68 and 117,175,663.64

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Solution

The fourth proportional to 152,520,808.28, 210,580,066.68 and 117,175,663.64 is: 161,780,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,520,808.28 : 210,580,066.68 = 117,175,663.64 : x
  2. Step 2: Convert to fraction form
    152,520,808.28/210,580,066.68 = 117,175,663.64/x
  3. Step 3: Cross multiply
    152,520,808.28x = 210,580,066.68 × 117,175,663.64
  4. Step 4: Simplify right side
    152,520,808.28x = 24,674,859,062,584,452
  5. Step 5: Solve for x
    x = 24,674,859,062,584,452/152,520,808.28
  6. Step 6: Final answer
    x = 161,780,279.96

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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.