Home / 284,236,220.40-426,354,330.60-242,624,390.10

Finding the Fourth Proportional to 284,236,220.40, 426,354,330.60 and 242,624,390.10

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Solution

The fourth proportional to 284,236,220.40, 426,354,330.60 and 242,624,390.10 is: 363,936,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,236,220.40 : 426,354,330.60 = 242,624,390.10 : x
  2. Step 2: Convert to fraction form
    284,236,220.40/426,354,330.60 = 242,624,390.10/x
  3. Step 3: Cross multiply
    284,236,220.40x = 426,354,330.60 × 242,624,390.10
  4. Step 4: Simplify right side
    284,236,220.40x = 103,443,959,428,318,768
  5. Step 5: Solve for x
    x = 103,443,959,428,318,768/284,236,220.40
  6. Step 6: Final answer
    x = 363,936,585.15

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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.