Home / 124,847,986.60-187,262,648.70-52,045,964.20

Finding the Fourth Proportional to 124,847,986.60, 187,262,648.70 and 52,045,964.20

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Solution

The fourth proportional to 124,847,986.60, 187,262,648.70 and 52,045,964.20 is: 78,065,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,847,986.60 : 187,262,648.70 = 52,045,964.20 : x
  2. Step 2: Convert to fraction form
    124,847,986.60/187,262,648.70 = 52,045,964.20/x
  3. Step 3: Cross multiply
    124,847,986.60x = 187,262,648.70 × 52,045,964.20
  4. Step 4: Simplify right side
    124,847,986.60x = 9,746,265,110,237,376
  5. Step 5: Solve for x
    x = 9,746,265,110,237,376/124,847,986.60
  6. Step 6: Final answer
    x = 78,065,056.36

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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.