Home / 767,682,532,151.49-1,059,435,195,884.30-425,126,395,130.52

Finding the Fourth Proportional to 767,682,532,151.49, 1,059,435,195,884.30 and 425,126,395,130.52

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Solution

The fourth proportional to 767,682,532,151.49, 1,059,435,195,884.30 and 425,126,395,130.52 is: 586,692,866,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,682,532,151.49 : 1,059,435,195,884.30 = 425,126,395,130.52 : x
  2. Step 2: Convert to fraction form
    767,682,532,151.49/1,059,435,195,884.30 = 425,126,395,130.52/x
  3. Step 3: Cross multiply
    767,682,532,151.49x = 1,059,435,195,884.30 × 425,126,395,130.52
  4. Step 4: Simplify right side
    767,682,532,151.49x = 450,393,865,700,688,808,378,368
  5. Step 5: Solve for x
    x = 450,393,865,700,688,808,378,368/767,682,532,151.49
  6. Step 6: Final answer
    x = 586,692,866,956.90

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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.