Home / 101,653,087,513.72-152,302,924,422.96-71,335,927,613.56

Finding the Fourth Proportional to 101,653,087,513.72, 152,302,924,422.96 and 71,335,927,613.56

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Solution

The fourth proportional to 101,653,087,513.72, 152,302,924,422.96 and 71,335,927,613.56 is: 106,879,885,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,653,087,513.72 : 152,302,924,422.96 = 71,335,927,613.56 : x
  2. Step 2: Convert to fraction form
    101,653,087,513.72/152,302,924,422.96 = 71,335,927,613.56/x
  3. Step 3: Cross multiply
    101,653,087,513.72x = 152,302,924,422.96 × 71,335,927,613.56
  4. Step 4: Simplify right side
    101,653,087,513.72x = 10,864,670,391,969,773,518,848
  5. Step 5: Solve for x
    x = 10,864,670,391,969,773,518,848/101,653,087,513.72
  6. Step 6: Final answer
    x = 106,879,885,871.68

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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.