Home / 726,894,064.20-1,090,341,096.30-266,679,280.20

Finding the Fourth Proportional to 726,894,064.20, 1,090,341,096.30 and 266,679,280.20

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Solution

The fourth proportional to 726,894,064.20, 1,090,341,096.30 and 266,679,280.20 is: 400,018,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,894,064.20 : 1,090,341,096.30 = 266,679,280.20 : x
  2. Step 2: Convert to fraction form
    726,894,064.20/1,090,341,096.30 = 266,679,280.20/x
  3. Step 3: Cross multiply
    726,894,064.20x = 1,090,341,096.30 × 266,679,280.20
  4. Step 4: Simplify right side
    726,894,064.20x = 290,771,378,733,762,880
  5. Step 5: Solve for x
    x = 290,771,378,733,762,880/726,894,064.20
  6. Step 6: Final answer
    x = 400,018,920.30

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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.