Home / 107,300,985.30-160,972,473.15-45,890,025.30

Finding the Fourth Proportional to 107,300,985.30, 160,972,473.15 and 45,890,025.30

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Solution

The fourth proportional to 107,300,985.30, 160,972,473.15 and 45,890,025.30 is: 68,844,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,300,985.30 : 160,972,473.15 = 45,890,025.30 : x
  2. Step 2: Convert to fraction form
    107,300,985.30/160,972,473.15 = 45,890,025.30/x
  3. Step 3: Cross multiply
    107,300,985.30x = 160,972,473.15 × 45,890,025.30
  4. Step 4: Simplify right side
    107,300,985.30x = 7,387,030,865,457,070
  5. Step 5: Solve for x
    x = 7,387,030,865,457,070/107,300,985.30
  6. Step 6: Final answer
    x = 68,844,017.09

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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.