Home / 68,477,999.76-102,652,700.76-23,007,995.28

Finding the Fourth Proportional to 68,477,999.76, 102,652,700.76 and 23,007,995.28

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Solution

The fourth proportional to 68,477,999.76, 102,652,700.76 and 23,007,995.28 is: 34,490,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,477,999.76 : 102,652,700.76 = 23,007,995.28 : x
  2. Step 2: Convert to fraction form
    68,477,999.76/102,652,700.76 = 23,007,995.28/x
  3. Step 3: Cross multiply
    68,477,999.76x = 102,652,700.76 × 23,007,995.28
  4. Step 4: Simplify right side
    68,477,999.76x = 2,361,832,854,565,332.50
  5. Step 5: Solve for x
    x = 2,361,832,854,565,332.50/68,477,999.76
  6. Step 6: Final answer
    x = 34,490,389.07

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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.