Home / 1,310,292,001.90-1,965,438,002.85-1,017,574,299.10

Finding the Fourth Proportional to 1,310,292,001.90, 1,965,438,002.85 and 1,017,574,299.10

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Solution

The fourth proportional to 1,310,292,001.90, 1,965,438,002.85 and 1,017,574,299.10 is: 1,526,361,448.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,292,001.90 : 1,965,438,002.85 = 1,017,574,299.10 : x
  2. Step 2: Convert to fraction form
    1,310,292,001.90/1,965,438,002.85 = 1,017,574,299.10/x
  3. Step 3: Cross multiply
    1,310,292,001.90x = 1,965,438,002.85 × 1,017,574,299.10
  4. Step 4: Simplify right side
    1,310,292,001.90x = 1,999,979,198,174,592,512
  5. Step 5: Solve for x
    x = 1,999,979,198,174,592,512/1,310,292,001.90
  6. Step 6: Final answer
    x = 1,526,361,448.65

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Double scale
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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.