Home / 49,364,964,098.40-74,047,446,147.60-48,385,412,047.20

Finding the Fourth Proportional to 49,364,964,098.40, 74,047,446,147.60 and 48,385,412,047.20

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Solution

The fourth proportional to 49,364,964,098.40, 74,047,446,147.60 and 48,385,412,047.20 is: 72,578,118,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,364,964,098.40 : 74,047,446,147.60 = 48,385,412,047.20 : x
  2. Step 2: Convert to fraction form
    49,364,964,098.40/74,047,446,147.60 = 48,385,412,047.20/x
  3. Step 3: Cross multiply
    49,364,964,098.40x = 74,047,446,147.60 × 48,385,412,047.20
  4. Step 4: Simplify right side
    49,364,964,098.40x = 3,582,816,192,894,478,581,760
  5. Step 5: Solve for x
    x = 3,582,816,192,894,478,581,760/49,364,964,098.40
  6. Step 6: Final answer
    x = 72,578,118,070.80

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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.