Home / 72,764,407,228.80-109,146,610,843.20-50,234,710,051.20

Finding the Fourth Proportional to 72,764,407,228.80, 109,146,610,843.20 and 50,234,710,051.20

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Solution

The fourth proportional to 72,764,407,228.80, 109,146,610,843.20 and 50,234,710,051.20 is: 75,352,065,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,764,407,228.80 : 109,146,610,843.20 = 50,234,710,051.20 : x
  2. Step 2: Convert to fraction form
    72,764,407,228.80/109,146,610,843.20 = 50,234,710,051.20/x
  3. Step 3: Cross multiply
    72,764,407,228.80x = 109,146,610,843.20 × 50,234,710,051.20
  4. Step 4: Simplify right side
    72,764,407,228.80x = 5,482,948,348,779,313,496,064
  5. Step 5: Solve for x
    x = 5,482,948,348,779,313,496,064/72,764,407,228.80
  6. Step 6: Final answer
    x = 75,352,065,076.80

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1.5x scale

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.