Home / 331,908,700.80-497,864,232-101,877,805.20

Finding the Fourth Proportional to 331,908,700.80, 497,864,232 and 101,877,805.20

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Solution

The fourth proportional to 331,908,700.80, 497,864,232 and 101,877,805.20 is: 152,817,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,908,700.80 : 497,864,232 = 101,877,805.20 : x
  2. Step 2: Convert to fraction form
    331,908,700.80/497,864,232 = 101,877,805.20/x
  3. Step 3: Cross multiply
    331,908,700.80x = 497,864,232 × 101,877,805.20
  4. Step 4: Simplify right side
    331,908,700.80x = 50,721,315,243,743,608
  5. Step 5: Solve for x
    x = 50,721,315,243,743,608/331,908,700.80
  6. Step 6: Final answer
    x = 152,817,070.24

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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.