Home / 1,306,368,200.40-1,959,720,262.20-651,653,883.60

Finding the Fourth Proportional to 1,306,368,200.40, 1,959,720,262.20 and 651,653,883.60

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Solution

The fourth proportional to 1,306,368,200.40, 1,959,720,262.20 and 651,653,883.60 is: 977,564,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,368,200.40 : 1,959,720,262.20 = 651,653,883.60 : x
  2. Step 2: Convert to fraction form
    1,306,368,200.40/1,959,720,262.20 = 651,653,883.60/x
  3. Step 3: Cross multiply
    1,306,368,200.40x = 1,959,720,262.20 × 651,653,883.60
  4. Step 4: Simplify right side
    1,306,368,200.40x = 1,277,059,319,632,240,384
  5. Step 5: Solve for x
    x = 1,277,059,319,632,240,384/1,306,368,200.40
  6. Step 6: Final answer
    x = 977,564,609.46

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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.