Home / 1,508,220,465.13-2,081,311,628-873,167,734.86

Finding the Fourth Proportional to 1,508,220,465.13, 2,081,311,628 and 873,167,734.86

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Solution

The fourth proportional to 1,508,220,465.13, 2,081,311,628 and 873,167,734.86 is: 1,204,952,592.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,220,465.13 : 2,081,311,628 = 873,167,734.86 : x
  2. Step 2: Convert to fraction form
    1,508,220,465.13/2,081,311,628 = 873,167,734.86/x
  3. Step 3: Cross multiply
    1,508,220,465.13x = 2,081,311,628 × 873,167,734.86
  4. Step 4: Simplify right side
    1,508,220,465.13x = 1,817,334,159,758,539,008
  5. Step 5: Solve for x
    x = 1,817,334,159,758,539,008/1,508,220,465.13
  6. Step 6: Final answer
    x = 1,204,952,592.66

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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.