Home / 68,445,594-94,454,919.72-40,944,681.36

Finding the Fourth Proportional to 68,445,594, 94,454,919.72 and 40,944,681.36

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Solution

The fourth proportional to 68,445,594, 94,454,919.72 and 40,944,681.36 is: 56,503,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,445,594 : 94,454,919.72 = 40,944,681.36 : x
  2. Step 2: Convert to fraction form
    68,445,594/94,454,919.72 = 40,944,681.36/x
  3. Step 3: Cross multiply
    68,445,594x = 94,454,919.72 × 40,944,681.36
  4. Step 4: Simplify right side
    68,445,594x = 3,867,426,590,819,780.50
  5. Step 5: Solve for x
    x = 3,867,426,590,819,780.50/68,445,594
  6. Step 6: Final answer
    x = 56,503,660.28

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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.