Home / 970,516,001.80-1,455,774,002.70-873,770,120.20

Finding the Fourth Proportional to 970,516,001.80, 1,455,774,002.70 and 873,770,120.20

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Solution

The fourth proportional to 970,516,001.80, 1,455,774,002.70 and 873,770,120.20 is: 1,310,655,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,516,001.80 : 1,455,774,002.70 = 873,770,120.20 : x
  2. Step 2: Convert to fraction form
    970,516,001.80/1,455,774,002.70 = 873,770,120.20/x
  3. Step 3: Cross multiply
    970,516,001.80x = 1,455,774,002.70 × 873,770,120.20
  4. Step 4: Simplify right side
    970,516,001.80x = 1,272,011,825,323,214,336
  5. Step 5: Solve for x
    x = 1,272,011,825,323,214,336/970,516,001.80
  6. Step 6: Final answer
    x = 1,310,655,180.30

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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.