Home / 7,859,069,414.75-10,845,459,640.10-4,290,776,204.15

Finding the Fourth Proportional to 7,859,069,414.75, 10,845,459,640.10 and 4,290,776,204.15

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Solution

The fourth proportional to 7,859,069,414.75, 10,845,459,640.10 and 4,290,776,204.15 is: 5,921,240,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,069,414.75 : 10,845,459,640.10 = 4,290,776,204.15 : x
  2. Step 2: Convert to fraction form
    7,859,069,414.75/10,845,459,640.10 = 4,290,776,204.15/x
  3. Step 3: Cross multiply
    7,859,069,414.75x = 10,845,459,640.10 × 4,290,776,204.15
  4. Step 4: Simplify right side
    7,859,069,414.75x = 46,535,440,146,810,306,560
  5. Step 5: Solve for x
    x = 46,535,440,146,810,306,560/7,859,069,414.75
  6. Step 6: Final answer
    x = 5,921,240,504.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.