Home / 172,250,428,643.10-258,375,642,964.65-149,031,417,059.10

Finding the Fourth Proportional to 172,250,428,643.10, 258,375,642,964.65 and 149,031,417,059.10

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Solution

The fourth proportional to 172,250,428,643.10, 258,375,642,964.65 and 149,031,417,059.10 is: 223,547,125,588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,250,428,643.10 : 258,375,642,964.65 = 149,031,417,059.10 : x
  2. Step 2: Convert to fraction form
    172,250,428,643.10/258,375,642,964.65 = 149,031,417,059.10/x
  3. Step 3: Cross multiply
    172,250,428,643.10x = 258,375,642,964.65 × 149,031,417,059.10
  4. Step 4: Simplify right side
    172,250,428,643.10x = 38,506,088,204,577,871,495,168
  5. Step 5: Solve for x
    x = 38,506,088,204,577,871,495,168/172,250,428,643.10
  6. Step 6: Final answer
    x = 223,547,125,588.65

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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.