Home / 896,760,917.70-1,345,141,376.55-651,872,904.90

Finding the Fourth Proportional to 896,760,917.70, 1,345,141,376.55 and 651,872,904.90

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Solution

The fourth proportional to 896,760,917.70, 1,345,141,376.55 and 651,872,904.90 is: 977,809,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,760,917.70 : 1,345,141,376.55 = 651,872,904.90 : x
  2. Step 2: Convert to fraction form
    896,760,917.70/1,345,141,376.55 = 651,872,904.90/x
  3. Step 3: Cross multiply
    896,760,917.70x = 1,345,141,376.55 × 651,872,904.90
  4. Step 4: Simplify right side
    896,760,917.70x = 876,861,216,632,833,152
  5. Step 5: Solve for x
    x = 876,861,216,632,833,152/896,760,917.70
  6. Step 6: Final answer
    x = 977,809,357.35

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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.