Home / 4,939,705,951.30-7,409,558,926.95-2,490,825,823.30

Finding the Fourth Proportional to 4,939,705,951.30, 7,409,558,926.95 and 2,490,825,823.30

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Solution

The fourth proportional to 4,939,705,951.30, 7,409,558,926.95 and 2,490,825,823.30 is: 3,736,238,734.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939,705,951.30 : 7,409,558,926.95 = 2,490,825,823.30 : x
  2. Step 2: Convert to fraction form
    4,939,705,951.30/7,409,558,926.95 = 2,490,825,823.30/x
  3. Step 3: Cross multiply
    4,939,705,951.30x = 7,409,558,926.95 × 2,490,825,823.30
  4. Step 4: Simplify right side
    4,939,705,951.30x = 18,455,920,714,510,098,432
  5. Step 5: Solve for x
    x = 18,455,920,714,510,098,432/4,939,705,951.30
  6. Step 6: Final answer
    x = 3,736,238,734.95

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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.