Home / 57,287,155,291.46-79,052,712,230.51-31,564,995,771.93

Finding the Fourth Proportional to 57,287,155,291.46, 79,052,712,230.51 and 31,564,995,771.93

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Solution

The fourth proportional to 57,287,155,291.46, 79,052,712,230.51 and 31,564,995,771.93 is: 43,557,731,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287,155,291.46 : 79,052,712,230.51 = 31,564,995,771.93 : x
  2. Step 2: Convert to fraction form
    57,287,155,291.46/79,052,712,230.51 = 31,564,995,771.93/x
  3. Step 3: Cross multiply
    57,287,155,291.46x = 79,052,712,230.51 × 31,564,995,771.93
  4. Step 4: Simplify right side
    57,287,155,291.46x = 2,495,298,527,315,173,048,320
  5. Step 5: Solve for x
    x = 2,495,298,527,315,173,048,320/57,287,155,291.46
  6. Step 6: Final answer
    x = 43,557,731,477.85

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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.