Home / 238,811,236.80-358,218,860.52-66,301,502.46

Finding the Fourth Proportional to 238,811,236.80, 358,218,860.52 and 66,301,502.46

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Solution

The fourth proportional to 238,811,236.80, 358,218,860.52 and 66,301,502.46 is: 99,452,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,811,236.80 : 358,218,860.52 = 66,301,502.46 : x
  2. Step 2: Convert to fraction form
    238,811,236.80/358,218,860.52 = 66,301,502.46/x
  3. Step 3: Cross multiply
    238,811,236.80x = 358,218,860.52 × 66,301,502.46
  4. Step 4: Simplify right side
    238,811,236.80x = 23,750,448,661,985,176
  5. Step 5: Solve for x
    x = 23,750,448,661,985,176/238,811,236.80
  6. Step 6: Final answer
    x = 99,452,810.43

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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.