Home / 77,168,807.83-106,490,199.58-43,677,568.27

Finding the Fourth Proportional to 77,168,807.83, 106,490,199.58 and 43,677,568.27

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Solution

The fourth proportional to 77,168,807.83, 106,490,199.58 and 43,677,568.27 is: 60,273,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,168,807.83 : 106,490,199.58 = 43,677,568.27 : x
  2. Step 2: Convert to fraction form
    77,168,807.83/106,490,199.58 = 43,677,568.27/x
  3. Step 3: Cross multiply
    77,168,807.83x = 106,490,199.58 × 43,677,568.27
  4. Step 4: Simplify right side
    77,168,807.83x = 4,651,232,962,241,376
  5. Step 5: Solve for x
    x = 4,651,232,962,241,376/77,168,807.83
  6. Step 6: Final answer
    x = 60,273,484.75

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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.