Home / 57,287,155,282.59-79,052,712,218.28-31,564,995,763.07

Finding the Fourth Proportional to 57,287,155,282.59, 79,052,712,218.28 and 31,564,995,763.07

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Solution

The fourth proportional to 57,287,155,282.59, 79,052,712,218.28 and 31,564,995,763.07 is: 43,557,731,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287,155,282.59 : 79,052,712,218.28 = 31,564,995,763.07 : x
  2. Step 2: Convert to fraction form
    57,287,155,282.59/79,052,712,218.28 = 31,564,995,763.07/x
  3. Step 3: Cross multiply
    57,287,155,282.59x = 79,052,712,218.28 × 31,564,995,763.07
  4. Step 4: Simplify right side
    57,287,155,282.59x = 2,495,298,526,228,804,796,416
  5. Step 5: Solve for x
    x = 2,495,298,526,228,804,796,416/57,287,155,282.59
  6. Step 6: Final answer
    x = 43,557,731,465.63

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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.