Home / 354,547,521,969.18-531,853,976,391.65-115,783,422,350.82

Finding the Fourth Proportional to 354,547,521,969.18, 531,853,976,391.65 and 115,783,422,350.82

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Solution

The fourth proportional to 354,547,521,969.18, 531,853,976,391.65 and 115,783,422,350.82 is: 173,685,810,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,547,521,969.18 : 531,853,976,391.65 = 115,783,422,350.82 : x
  2. Step 2: Convert to fraction form
    354,547,521,969.18/531,853,976,391.65 = 115,783,422,350.82/x
  3. Step 3: Cross multiply
    354,547,521,969.18x = 531,853,976,391.65 × 115,783,422,350.82
  4. Step 4: Simplify right side
    354,547,521,969.18x = 61,579,873,577,517,463,896,064
  5. Step 5: Solve for x
    x = 61,579,873,577,517,463,896,064/354,547,521,969.18
  6. Step 6: Final answer
    x = 173,685,810,115.10

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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.