Home / 1,129,460,042.10-1,694,190,063.15-517,240,010.10

Finding the Fourth Proportional to 1,129,460,042.10, 1,694,190,063.15 and 517,240,010.10

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Solution

The fourth proportional to 1,129,460,042.10, 1,694,190,063.15 and 517,240,010.10 is: 775,860,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,460,042.10 : 1,694,190,063.15 = 517,240,010.10 : x
  2. Step 2: Convert to fraction form
    1,129,460,042.10/1,694,190,063.15 = 517,240,010.10/x
  3. Step 3: Cross multiply
    1,129,460,042.10x = 1,694,190,063.15 × 517,240,010.10
  4. Step 4: Simplify right side
    1,129,460,042.10x = 876,302,885,375,025,664
  5. Step 5: Solve for x
    x = 876,302,885,375,025,664/1,129,460,042.10
  6. Step 6: Final answer
    x = 775,860,015.15

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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.