Home / 255,312,887.20-382,969,330.80-251,281,808.80

Finding the Fourth Proportional to 255,312,887.20, 382,969,330.80 and 251,281,808.80

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Solution

The fourth proportional to 255,312,887.20, 382,969,330.80 and 251,281,808.80 is: 376,922,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,312,887.20 : 382,969,330.80 = 251,281,808.80 : x
  2. Step 2: Convert to fraction form
    255,312,887.20/382,969,330.80 = 251,281,808.80/x
  3. Step 3: Cross multiply
    255,312,887.20x = 382,969,330.80 × 251,281,808.80
  4. Step 4: Simplify right side
    255,312,887.20x = 96,233,226,158,349,552
  5. Step 5: Solve for x
    x = 96,233,226,158,349,552/255,312,887.20
  6. Step 6: Final answer
    x = 376,922,713.20

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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.