Home / 68,776,002.60-103,164,003.90-45,817,751.40

Finding the Fourth Proportional to 68,776,002.60, 103,164,003.90 and 45,817,751.40

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Solution

The fourth proportional to 68,776,002.60, 103,164,003.90 and 45,817,751.40 is: 68,726,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,776,002.60 : 103,164,003.90 = 45,817,751.40 : x
  2. Step 2: Convert to fraction form
    68,776,002.60/103,164,003.90 = 45,817,751.40/x
  3. Step 3: Cross multiply
    68,776,002.60x = 103,164,003.90 × 45,817,751.40
  4. Step 4: Simplify right side
    68,776,002.60x = 4,726,742,684,118,831
  5. Step 5: Solve for x
    x = 4,726,742,684,118,831/68,776,002.60
  6. Step 6: Final answer
    x = 68,726,627.10

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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.