Home / 1,008,025,680.70-1,512,038,521.05-732,526,666.30

Finding the Fourth Proportional to 1,008,025,680.70, 1,512,038,521.05 and 732,526,666.30

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Solution

The fourth proportional to 1,008,025,680.70, 1,512,038,521.05 and 732,526,666.30 is: 1,098,789,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,025,680.70 : 1,512,038,521.05 = 732,526,666.30 : x
  2. Step 2: Convert to fraction form
    1,008,025,680.70/1,512,038,521.05 = 732,526,666.30/x
  3. Step 3: Cross multiply
    1,008,025,680.70x = 1,512,038,521.05 × 732,526,666.30
  4. Step 4: Simplify right side
    1,008,025,680.70x = 1,107,608,537,141,938,816
  5. Step 5: Solve for x
    x = 1,107,608,537,141,938,816/1,008,025,680.70
  6. Step 6: Final answer
    x = 1,098,789,999.45

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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.