Home / 85,151,149.16-127,807,474.32-52,704,904.64

Finding the Fourth Proportional to 85,151,149.16, 127,807,474.32 and 52,704,904.64

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Solution

The fourth proportional to 85,151,149.16, 127,807,474.32 and 52,704,904.64 is: 79,107,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,151,149.16 : 127,807,474.32 = 52,704,904.64 : x
  2. Step 2: Convert to fraction form
    85,151,149.16/127,807,474.32 = 52,704,904.64/x
  3. Step 3: Cross multiply
    85,151,149.16x = 127,807,474.32 × 52,704,904.64
  4. Step 4: Simplify right side
    85,151,149.16x = 6,736,080,746,314,849
  5. Step 5: Solve for x
    x = 6,736,080,746,314,849/85,151,149.16
  6. Step 6: Final answer
    x = 79,107,338.10

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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.