Home / 125,314,799.64-188,010,683.81-59,819,512.65

Finding the Fourth Proportional to 125,314,799.64, 188,010,683.81 and 59,819,512.65

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Solution

The fourth proportional to 125,314,799.64, 188,010,683.81 and 59,819,512.65 is: 89,747,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,314,799.64 : 188,010,683.81 = 59,819,512.65 : x
  2. Step 2: Convert to fraction form
    125,314,799.64/188,010,683.81 = 59,819,512.65/x
  3. Step 3: Cross multiply
    125,314,799.64x = 188,010,683.81 × 59,819,512.65
  4. Step 4: Simplify right side
    125,314,799.64x = 11,246,707,478,507,446
  5. Step 5: Solve for x
    x = 11,246,707,478,507,446/125,314,799.64
  6. Step 6: Final answer
    x = 89,747,639.63

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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.