Home / 57,385,564,350.47-79,220,749,353.23-35,690,699,646.72

Finding the Fourth Proportional to 57,385,564,350.47, 79,220,749,353.23 and 35,690,699,646.72

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Solution

The fourth proportional to 57,385,564,350.47, 79,220,749,353.23 and 35,690,699,646.72 is: 49,270,997,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,385,564,350.47 : 79,220,749,353.23 = 35,690,699,646.72 : x
  2. Step 2: Convert to fraction form
    57,385,564,350.47/79,220,749,353.23 = 35,690,699,646.72/x
  3. Step 3: Cross multiply
    57,385,564,350.47x = 79,220,749,353.23 × 35,690,699,646.72
  4. Step 4: Simplify right side
    57,385,564,350.47x = 2,827,443,970,954,219,749,376
  5. Step 5: Solve for x
    x = 2,827,443,970,954,219,749,376/57,385,564,350.47
  6. Step 6: Final answer
    x = 49,270,997,034.83

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1.5x scale

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.