Home / 38,251,695,547.32-52,787,523,198.54-21,104,547,963.30

Finding the Fourth Proportional to 38,251,695,547.32, 52,787,523,198.54 and 21,104,547,963.30

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Solution

The fourth proportional to 38,251,695,547.32, 52,787,523,198.54 and 21,104,547,963.30 is: 29,124,377,345.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,251,695,547.32 : 52,787,523,198.54 = 21,104,547,963.30 : x
  2. Step 2: Convert to fraction form
    38,251,695,547.32/52,787,523,198.54 = 21,104,547,963.30/x
  3. Step 3: Cross multiply
    38,251,695,547.32x = 52,787,523,198.54 × 21,104,547,963.30
  4. Step 4: Simplify right side
    38,251,695,547.32x = 1,114,056,815,207,398,899,712
  5. Step 5: Solve for x
    x = 1,114,056,815,207,398,899,712/38,251,695,547.32
  6. Step 6: Final answer
    x = 29,124,377,345.03

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1.5x scale

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.