Home / 48,287,205,231.19-72,430,790,799.12-12,913,641,280.33

Finding the Fourth Proportional to 48,287,205,231.19, 72,430,790,799.12 and 12,913,641,280.33

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Solution

The fourth proportional to 48,287,205,231.19, 72,430,790,799.12 and 12,913,641,280.33 is: 19,370,457,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,287,205,231.19 : 72,430,790,799.12 = 12,913,641,280.33 : x
  2. Step 2: Convert to fraction form
    48,287,205,231.19/72,430,790,799.12 = 12,913,641,280.33/x
  3. Step 3: Cross multiply
    48,287,205,231.19x = 72,430,790,799.12 × 12,913,641,280.33
  4. Step 4: Simplify right side
    48,287,205,231.19x = 935,345,250,030,462,304,256
  5. Step 5: Solve for x
    x = 935,345,250,030,462,304,256/48,287,205,231.19
  6. Step 6: Final answer
    x = 19,370,457,361.37

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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.