Home / 1,057,727,712.70-1,586,591,569.05-942,841,978.30

Finding the Fourth Proportional to 1,057,727,712.70, 1,586,591,569.05 and 942,841,978.30

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Solution

The fourth proportional to 1,057,727,712.70, 1,586,591,569.05 and 942,841,978.30 is: 1,414,262,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,727,712.70 : 1,586,591,569.05 = 942,841,978.30 : x
  2. Step 2: Convert to fraction form
    1,057,727,712.70/1,586,591,569.05 = 942,841,978.30/x
  3. Step 3: Cross multiply
    1,057,727,712.70x = 1,586,591,569.05 × 942,841,978.30
  4. Step 4: Simplify right side
    1,057,727,712.70x = 1,495,905,133,717,202,944
  5. Step 5: Solve for x
    x = 1,495,905,133,717,202,944/1,057,727,712.70
  6. Step 6: Final answer
    x = 1,414,262,967.45

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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.