Home / 1,422,829,022.06-2,134,973,134.05-686,526,867.02

Finding the Fourth Proportional to 1,422,829,022.06, 2,134,973,134.05 and 686,526,867.02

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Solution

The fourth proportional to 1,422,829,022.06, 2,134,973,134.05 and 686,526,867.02 is: 1,030,142,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,829,022.06 : 2,134,973,134.05 = 686,526,867.02 : x
  2. Step 2: Convert to fraction form
    1,422,829,022.06/2,134,973,134.05 = 686,526,867.02/x
  3. Step 3: Cross multiply
    1,422,829,022.06x = 2,134,973,134.05 × 686,526,867.02
  4. Step 4: Simplify right side
    1,422,829,022.06x = 1,465,716,416,891,216,896
  5. Step 5: Solve for x
    x = 1,465,716,416,891,216,896/1,422,829,022.06
  6. Step 6: Final answer
    x = 1,030,142,339.08

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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.