Home / 57,287,155,235.16-79,052,712,152.73-31,564,995,715.73

Finding the Fourth Proportional to 57,287,155,235.16, 79,052,712,152.73 and 31,564,995,715.73

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Solution

The fourth proportional to 57,287,155,235.16, 79,052,712,152.73 and 31,564,995,715.73 is: 43,557,731,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287,155,235.16 : 79,052,712,152.73 = 31,564,995,715.73 : x
  2. Step 2: Convert to fraction form
    57,287,155,235.16/79,052,712,152.73 = 31,564,995,715.73/x
  3. Step 3: Cross multiply
    57,287,155,235.16x = 79,052,712,152.73 × 31,564,995,715.73
  4. Step 4: Simplify right side
    57,287,155,235.16x = 2,495,298,520,417,759,133,696
  5. Step 5: Solve for x
    x = 2,495,298,520,417,759,133,696/57,287,155,235.16
  6. Step 6: Final answer
    x = 43,557,731,400.25

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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.