Home / 65,813,939,177.02-98,689,788,613.93-25,495,674,849.70

Finding the Fourth Proportional to 65,813,939,177.02, 98,689,788,613.93 and 25,495,674,849.70

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Solution

The fourth proportional to 65,813,939,177.02, 98,689,788,613.93 and 25,495,674,849.70 is: 38,231,456,632.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,813,939,177.02 : 98,689,788,613.93 = 25,495,674,849.70 : x
  2. Step 2: Convert to fraction form
    65,813,939,177.02/98,689,788,613.93 = 25,495,674,849.70/x
  3. Step 3: Cross multiply
    65,813,939,177.02x = 98,689,788,613.93 × 25,495,674,849.70
  4. Step 4: Simplify right side
    65,813,939,177.02x = 2,516,162,761,486,135,984,128
  5. Step 5: Solve for x
    x = 2,516,162,761,486,135,984,128/65,813,939,177.02
  6. Step 6: Final answer
    x = 38,231,456,632.89

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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.