Home / 123,692,591.28-170,697,831.84-67,943,166.64

Finding the Fourth Proportional to 123,692,591.28, 170,697,831.84 and 67,943,166.64

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Solution

The fourth proportional to 123,692,591.28, 170,697,831.84 and 67,943,166.64 is: 93,762,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,692,591.28 : 170,697,831.84 = 67,943,166.64 : x
  2. Step 2: Convert to fraction form
    123,692,591.28/170,697,831.84 = 67,943,166.64/x
  3. Step 3: Cross multiply
    123,692,591.28x = 170,697,831.84 × 67,943,166.64
  4. Step 4: Simplify right side
    123,692,591.28x = 11,597,751,233,791,818
  5. Step 5: Solve for x
    x = 11,597,751,233,791,818/123,692,591.28
  6. Step 6: Final answer
    x = 93,762,699.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.