Home / 112,808,066.28-155,677,431.78-61,303,160.04

Finding the Fourth Proportional to 112,808,066.28, 155,677,431.78 and 61,303,160.04

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Solution

The fourth proportional to 112,808,066.28, 155,677,431.78 and 61,303,160.04 is: 84,599,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,808,066.28 : 155,677,431.78 = 61,303,160.04 : x
  2. Step 2: Convert to fraction form
    112,808,066.28/155,677,431.78 = 61,303,160.04/x
  3. Step 3: Cross multiply
    112,808,066.28x = 155,677,431.78 × 61,303,160.04
  4. Step 4: Simplify right side
    112,808,066.28x = 9,543,518,515,025,522
  5. Step 5: Solve for x
    x = 9,543,518,515,025,522/112,808,066.28
  6. Step 6: Final answer
    x = 84,599,610.91

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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.