Home / 162,960,977.10-244,441,465.65-86,433,473.10

Finding the Fourth Proportional to 162,960,977.10, 244,441,465.65 and 86,433,473.10

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Solution

The fourth proportional to 162,960,977.10, 244,441,465.65 and 86,433,473.10 is: 129,650,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,960,977.10 : 244,441,465.65 = 86,433,473.10 : x
  2. Step 2: Convert to fraction form
    162,960,977.10/244,441,465.65 = 86,433,473.10/x
  3. Step 3: Cross multiply
    162,960,977.10x = 244,441,465.65 × 86,433,473.10
  4. Step 4: Simplify right side
    162,960,977.10x = 21,127,924,845,783,848
  5. Step 5: Solve for x
    x = 21,127,924,845,783,848/162,960,977.10
  6. Step 6: Final answer
    x = 129,650,209.65

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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.