Home / 112,613,599.54-155,402,463.09-63,049,336.66

Finding the Fourth Proportional to 112,613,599.54, 155,402,463.09 and 63,049,336.66

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Solution

The fourth proportional to 112,613,599.54, 155,402,463.09 and 63,049,336.66 is: 87,005,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,613,599.54 : 155,402,463.09 = 63,049,336.66 : x
  2. Step 2: Convert to fraction form
    112,613,599.54/155,402,463.09 = 63,049,336.66/x
  3. Step 3: Cross multiply
    112,613,599.54x = 155,402,463.09 × 63,049,336.66
  4. Step 4: Simplify right side
    112,613,599.54x = 9,798,022,213,154,634
  5. Step 5: Solve for x
    x = 9,798,022,213,154,634/112,613,599.54
  6. Step 6: Final answer
    x = 87,005,674.74

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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.