Home / 125,563,009.60-188,350,419.30-39,304,230.40

Finding the Fourth Proportional to 125,563,009.60, 188,350,419.30 and 39,304,230.40

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Solution

The fourth proportional to 125,563,009.60, 188,350,419.30 and 39,304,230.40 is: 58,958,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,563,009.60 : 188,350,419.30 = 39,304,230.40 : x
  2. Step 2: Convert to fraction form
    125,563,009.60/188,350,419.30 = 39,304,230.40/x
  3. Step 3: Cross multiply
    125,563,009.60x = 188,350,419.30 × 39,304,230.40
  4. Step 4: Simplify right side
    125,563,009.60x = 7,402,968,276,103,807
  5. Step 5: Solve for x
    x = 7,402,968,276,103,807/125,563,009.60
  6. Step 6: Final answer
    x = 58,958,193.98

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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.