Home / 1,660,940,701.47-2,291,018,159.76-1,065,281,699.63

Finding the Fourth Proportional to 1,660,940,701.47, 2,291,018,159.76 and 1,065,281,699.63

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Solution

The fourth proportional to 1,660,940,701.47, 2,291,018,159.76 and 1,065,281,699.63 is: 1,469,396,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,940,701.47 : 2,291,018,159.76 = 1,065,281,699.63 : x
  2. Step 2: Convert to fraction form
    1,660,940,701.47/2,291,018,159.76 = 1,065,281,699.63/x
  3. Step 3: Cross multiply
    1,660,940,701.47x = 2,291,018,159.76 × 1,065,281,699.63
  4. Step 4: Simplify right side
    1,660,940,701.47x = 2,440,579,719,100,872,704
  5. Step 5: Solve for x
    x = 2,440,579,719,100,872,704/1,660,940,701.47
  6. Step 6: Final answer
    x = 1,469,396,057.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.