Home / 488,851,154.40-674,601,105.60-268,834,580.40

Finding the Fourth Proportional to 488,851,154.40, 674,601,105.60 and 268,834,580.40

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Solution

The fourth proportional to 488,851,154.40, 674,601,105.60 and 268,834,580.40 is: 370,984,303.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,851,154.40 : 674,601,105.60 = 268,834,580.40 : x
  2. Step 2: Convert to fraction form
    488,851,154.40/674,601,105.60 = 268,834,580.40/x
  3. Step 3: Cross multiply
    488,851,154.40x = 674,601,105.60 × 268,834,580.40
  4. Step 4: Simplify right side
    488,851,154.40x = 181,356,105,161,352,096
  5. Step 5: Solve for x
    x = 181,356,105,161,352,096/488,851,154.40
  6. Step 6: Final answer
    x = 370,984,303.77

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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.