Home / 1,010,993,912.30-1,516,490,868.45-397,598,149.10

Finding the Fourth Proportional to 1,010,993,912.30, 1,516,490,868.45 and 397,598,149.10

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Solution

The fourth proportional to 1,010,993,912.30, 1,516,490,868.45 and 397,598,149.10 is: 596,397,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,993,912.30 : 1,516,490,868.45 = 397,598,149.10 : x
  2. Step 2: Convert to fraction form
    1,010,993,912.30/1,516,490,868.45 = 397,598,149.10/x
  3. Step 3: Cross multiply
    1,010,993,912.30x = 1,516,490,868.45 × 397,598,149.10
  4. Step 4: Simplify right side
    1,010,993,912.30x = 602,953,962,422,771,584
  5. Step 5: Solve for x
    x = 602,953,962,422,771,584/1,010,993,912.30
  6. Step 6: Final answer
    x = 596,397,223.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.