Home / 81,355,550.15-112,271,468.94-44,186,557.50

Finding the Fourth Proportional to 81,355,550.15, 112,271,468.94 and 44,186,557.50

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Solution

The fourth proportional to 81,355,550.15, 112,271,468.94 and 44,186,557.50 is: 60,977,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,355,550.15 : 112,271,468.94 = 44,186,557.50 : x
  2. Step 2: Convert to fraction form
    81,355,550.15/112,271,468.94 = 44,186,557.50/x
  3. Step 3: Cross multiply
    81,355,550.15x = 112,271,468.94 × 44,186,557.50
  4. Step 4: Simplify right side
    81,355,550.15x = 4,960,889,717,926,774
  5. Step 5: Solve for x
    x = 4,960,889,717,926,774/81,355,550.15
  6. Step 6: Final answer
    x = 60,977,889.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.