Home / 254,859,380.55-382,287,979.76-70,626,330.45

Finding the Fourth Proportional to 254,859,380.55, 382,287,979.76 and 70,626,330.45

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Solution

The fourth proportional to 254,859,380.55, 382,287,979.76 and 70,626,330.45 is: 105,939,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,859,380.55 : 382,287,979.76 = 70,626,330.45 : x
  2. Step 2: Convert to fraction form
    254,859,380.55/382,287,979.76 = 70,626,330.45/x
  3. Step 3: Cross multiply
    254,859,380.55x = 382,287,979.76 × 70,626,330.45
  4. Step 4: Simplify right side
    254,859,380.55x = 26,999,597,185,239,540
  5. Step 5: Solve for x
    x = 26,999,597,185,239,540/254,859,380.55
  6. Step 6: Final answer
    x = 105,939,193.32

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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.