Home / 372,323,017.44-513,842,056.20-278,073,536.94

Finding the Fourth Proportional to 372,323,017.44, 513,842,056.20 and 278,073,536.94

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Solution

The fourth proportional to 372,323,017.44, 513,842,056.20 and 278,073,536.94 is: 383,768,586.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,323,017.44 : 513,842,056.20 = 278,073,536.94 : x
  2. Step 2: Convert to fraction form
    372,323,017.44/513,842,056.20 = 278,073,536.94/x
  3. Step 3: Cross multiply
    372,323,017.44x = 513,842,056.20 × 278,073,536.94
  4. Step 4: Simplify right side
    372,323,017.44x = 142,885,877,996,056,256
  5. Step 5: Solve for x
    x = 142,885,877,996,056,256/372,323,017.44
  6. Step 6: Final answer
    x = 383,768,586.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.