Home / 555,861,984.42-833,798,963.52-167,688,177.80

Finding the Fourth Proportional to 555,861,984.42, 833,798,963.52 and 167,688,177.80

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Solution

The fourth proportional to 555,861,984.42, 833,798,963.52 and 167,688,177.80 is: 251,534,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,861,984.42 : 833,798,963.52 = 167,688,177.80 : x
  2. Step 2: Convert to fraction form
    555,861,984.42/833,798,963.52 = 167,688,177.80/x
  3. Step 3: Cross multiply
    555,861,984.42x = 833,798,963.52 × 167,688,177.80
  4. Step 4: Simplify right side
    555,861,984.42x = 139,818,228,844,197,488
  5. Step 5: Solve for x
    x = 139,818,228,844,197,488/555,861,984.42
  6. Step 6: Final answer
    x = 251,534,072.78

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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.