Home / 52,770,898,765.78-72,823,887,222.15-28,684,920,381.55

Finding the Fourth Proportional to 52,770,898,765.78, 72,823,887,222.15 and 28,684,920,381.55

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Solution

The fourth proportional to 52,770,898,765.78, 72,823,887,222.15 and 28,684,920,381.55 is: 39,585,215,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770,898,765.78 : 72,823,887,222.15 = 28,684,920,381.55 : x
  2. Step 2: Convert to fraction form
    52,770,898,765.78/72,823,887,222.15 = 28,684,920,381.55/x
  3. Step 3: Cross multiply
    52,770,898,765.78x = 72,823,887,222.15 × 28,684,920,381.55
  4. Step 4: Simplify right side
    52,770,898,765.78x = 2,088,947,406,842,060,341,248
  5. Step 5: Solve for x
    x = 2,088,947,406,842,060,341,248/52,770,898,765.78
  6. Step 6: Final answer
    x = 39,585,215,633.98

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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.