Home / 48,287,205,091.38-72,430,790,589.32-12,913,641,140.79

Finding the Fourth Proportional to 48,287,205,091.38, 72,430,790,589.32 and 12,913,641,140.79

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Solution

The fourth proportional to 48,287,205,091.38, 72,430,790,589.32 and 12,913,641,140.79 is: 19,370,457,152.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,287,205,091.38 : 72,430,790,589.32 = 12,913,641,140.79 : x
  2. Step 2: Convert to fraction form
    48,287,205,091.38/72,430,790,589.32 = 12,913,641,140.79/x
  3. Step 3: Cross multiply
    48,287,205,091.38x = 72,430,790,589.32 × 12,913,641,140.79
  4. Step 4: Simplify right side
    48,287,205,091.38x = 935,345,237,214,413,193,216
  5. Step 5: Solve for x
    x = 935,345,237,214,413,193,216/48,287,205,091.38
  6. Step 6: Final answer
    x = 19,370,457,152.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.