Home / 71,681,185,535.37-98,920,045,721.11-39,566,553,750.23

Finding the Fourth Proportional to 71,681,185,535.37, 98,920,045,721.11 and 39,566,553,750.23

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Solution

The fourth proportional to 71,681,185,535.37, 98,920,045,721.11 and 39,566,553,750.23 is: 54,601,849,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,681,185,535.37 : 98,920,045,721.11 = 39,566,553,750.23 : x
  2. Step 2: Convert to fraction form
    71,681,185,535.37/98,920,045,721.11 = 39,566,553,750.23/x
  3. Step 3: Cross multiply
    71,681,185,535.37x = 98,920,045,721.11 × 39,566,553,750.23
  4. Step 4: Simplify right side
    71,681,185,535.37x = 3,913,925,305,998,894,432,256
  5. Step 5: Solve for x
    x = 3,913,925,305,998,894,432,256/71,681,185,535.37
  6. Step 6: Final answer
    x = 54,601,849,519.74

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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.