Home / 1,068,118,532.20-1,602,177,798.30-654,870,010.60

Finding the Fourth Proportional to 1,068,118,532.20, 1,602,177,798.30 and 654,870,010.60

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Solution

The fourth proportional to 1,068,118,532.20, 1,602,177,798.30 and 654,870,010.60 is: 982,305,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,118,532.20 : 1,602,177,798.30 = 654,870,010.60 : x
  2. Step 2: Convert to fraction form
    1,068,118,532.20/1,602,177,798.30 = 654,870,010.60/x
  3. Step 3: Cross multiply
    1,068,118,532.20x = 1,602,177,798.30 × 654,870,010.60
  4. Step 4: Simplify right side
    1,068,118,532.20x = 1,049,218,191,755,805,696
  5. Step 5: Solve for x
    x = 1,049,218,191,755,805,696/1,068,118,532.20
  6. Step 6: Final answer
    x = 982,305,015.90

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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.