Home / 127,276,173.59-191,047,847.40-112,795,734.94

Finding the Fourth Proportional to 127,276,173.59, 191,047,847.40 and 112,795,734.94

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Solution

The fourth proportional to 127,276,173.59, 191,047,847.40 and 112,795,734.94 is: 169,311,990.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276,173.59 : 191,047,847.40 = 112,795,734.94 : x
  2. Step 2: Convert to fraction form
    127,276,173.59/191,047,847.40 = 112,795,734.94/x
  3. Step 3: Cross multiply
    127,276,173.59x = 191,047,847.40 × 112,795,734.94
  4. Step 4: Simplify right side
    127,276,173.59x = 21,549,382,355,710,348
  5. Step 5: Solve for x
    x = 21,549,382,355,710,348/127,276,173.59
  6. Step 6: Final answer
    x = 169,311,990.99

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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.