Home / 381,266,492.08-571,638,652.08-194,158,248.04

Finding the Fourth Proportional to 381,266,492.08, 571,638,652.08 and 194,158,248.04

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Solution

The fourth proportional to 381,266,492.08, 571,638,652.08 and 194,158,248.04 is: 291,104,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,266,492.08 : 571,638,652.08 = 194,158,248.04 : x
  2. Step 2: Convert to fraction form
    381,266,492.08/571,638,652.08 = 194,158,248.04/x
  3. Step 3: Cross multiply
    381,266,492.08x = 571,638,652.08 × 194,158,248.04
  4. Step 4: Simplify right side
    381,266,492.08x = 110,988,359,199,799,904
  5. Step 5: Solve for x
    x = 110,988,359,199,799,904/381,266,492.08
  6. Step 6: Final answer
    x = 291,104,415.17

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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.