Home / 68,445,598.50-94,454,925.93-40,944,685.86

Finding the Fourth Proportional to 68,445,598.50, 94,454,925.93 and 40,944,685.86

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Solution

The fourth proportional to 68,445,598.50, 94,454,925.93 and 40,944,685.86 is: 56,503,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,445,598.50 : 94,454,925.93 = 40,944,685.86 : x
  2. Step 2: Convert to fraction form
    68,445,598.50/94,454,925.93 = 40,944,685.86/x
  3. Step 3: Cross multiply
    68,445,598.50x = 94,454,925.93 × 40,944,685.86
  4. Step 4: Simplify right side
    68,445,598.50x = 3,867,427,270,133,418.50
  5. Step 5: Solve for x
    x = 3,867,427,270,133,418.50/68,445,598.50
  6. Step 6: Final answer
    x = 56,503,666.49

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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.