Home / 124,428,131.10-186,642,196.65-112,334,895.90

Finding the Fourth Proportional to 124,428,131.10, 186,642,196.65 and 112,334,895.90

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Solution

The fourth proportional to 124,428,131.10, 186,642,196.65 and 112,334,895.90 is: 168,502,343.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428,131.10 : 186,642,196.65 = 112,334,895.90 : x
  2. Step 2: Convert to fraction form
    124,428,131.10/186,642,196.65 = 112,334,895.90/x
  3. Step 3: Cross multiply
    124,428,131.10x = 186,642,196.65 × 112,334,895.90
  4. Step 4: Simplify right side
    124,428,131.10x = 20,966,431,731,225,080
  5. Step 5: Solve for x
    x = 20,966,431,731,225,080/124,428,131.10
  6. Step 6: Final answer
    x = 168,502,343.85

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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.