Home / 80,913,405.28-111,659,477.52-44,243,888.80

Finding the Fourth Proportional to 80,913,405.28, 111,659,477.52 and 44,243,888.80

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Solution

The fourth proportional to 80,913,405.28, 111,659,477.52 and 44,243,888.80 is: 61,056,007.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,913,405.28 : 111,659,477.52 = 44,243,888.80 : x
  2. Step 2: Convert to fraction form
    80,913,405.28/111,659,477.52 = 44,243,888.80/x
  3. Step 3: Cross multiply
    80,913,405.28x = 111,659,477.52 × 44,243,888.80
  4. Step 4: Simplify right side
    80,913,405.28x = 4,940,249,506,860,979
  5. Step 5: Solve for x
    x = 4,940,249,506,860,979/80,913,405.28
  6. Step 6: Final answer
    x = 61,056,007.84

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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.