Home / 71,681,185,539.87-98,920,045,727.33-39,566,553,754.73

Finding the Fourth Proportional to 71,681,185,539.87, 98,920,045,727.33 and 39,566,553,754.73

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Solution

The fourth proportional to 71,681,185,539.87, 98,920,045,727.33 and 39,566,553,754.73 is: 54,601,849,525.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,681,185,539.87 : 98,920,045,727.33 = 39,566,553,754.73 : x
  2. Step 2: Convert to fraction form
    71,681,185,539.87/98,920,045,727.33 = 39,566,553,754.73/x
  3. Step 3: Cross multiply
    71,681,185,539.87x = 98,920,045,727.33 × 39,566,553,754.73
  4. Step 4: Simplify right side
    71,681,185,539.87x = 3,913,925,306,690,059,632,640
  5. Step 5: Solve for x
    x = 3,913,925,306,690,059,632,640/71,681,185,539.87
  6. Step 6: Final answer
    x = 54,601,849,525.96

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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.