Home / 57,385,564,351.46-79,220,749,354.60-35,690,699,647.72

Finding the Fourth Proportional to 57,385,564,351.46, 79,220,749,354.60 and 35,690,699,647.72

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Solution

The fourth proportional to 57,385,564,351.46, 79,220,749,354.60 and 35,690,699,647.72 is: 49,270,997,036.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,385,564,351.46 : 79,220,749,354.60 = 35,690,699,647.72 : x
  2. Step 2: Convert to fraction form
    57,385,564,351.46/79,220,749,354.60 = 35,690,699,647.72/x
  3. Step 3: Cross multiply
    57,385,564,351.46x = 79,220,749,354.60 × 35,690,699,647.72
  4. Step 4: Simplify right side
    57,385,564,351.46x = 2,827,443,971,082,336,862,208
  5. Step 5: Solve for x
    x = 2,827,443,971,082,336,862,208/57,385,564,351.46
  6. Step 6: Final answer
    x = 49,270,997,036.22

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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.