Home / 123,949,259.18-185,900,764.31-50,153,700.22

Finding the Fourth Proportional to 123,949,259.18, 185,900,764.31 and 50,153,700.22

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Solution

The fourth proportional to 123,949,259.18, 185,900,764.31 and 50,153,700.22 is: 75,221,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,949,259.18 : 185,900,764.31 = 50,153,700.22 : x
  2. Step 2: Convert to fraction form
    123,949,259.18/185,900,764.31 = 50,153,700.22/x
  3. Step 3: Cross multiply
    123,949,259.18x = 185,900,764.31 × 50,153,700.22
  4. Step 4: Simplify right side
    123,949,259.18x = 9,323,611,203,533,248
  5. Step 5: Solve for x
    x = 9,323,611,203,533,248/123,949,259.18
  6. Step 6: Final answer
    x = 75,221,193.46

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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.