Home / 127,878,051.44-191,734,605.11-50,162,807.93

Finding the Fourth Proportional to 127,878,051.44, 191,734,605.11 and 50,162,807.93

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Solution

The fourth proportional to 127,878,051.44, 191,734,605.11 and 50,162,807.93 is: 75,211,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,878,051.44 : 191,734,605.11 = 50,162,807.93 : x
  2. Step 2: Convert to fraction form
    127,878,051.44/191,734,605.11 = 50,162,807.93/x
  3. Step 3: Cross multiply
    127,878,051.44x = 191,734,605.11 × 50,162,807.93
  4. Step 4: Simplify right side
    127,878,051.44x = 9,617,946,168,834,060
  5. Step 5: Solve for x
    x = 9,617,946,168,834,060/127,878,051.44
  6. Step 6: Final answer
    x = 75,211,860.52

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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.