Home / 76,268,285.61-105,249,794.15-43,234,765.77

Finding the Fourth Proportional to 76,268,285.61, 105,249,794.15 and 43,234,765.77

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Solution

The fourth proportional to 76,268,285.61, 105,249,794.15 and 43,234,765.77 is: 59,663,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,268,285.61 : 105,249,794.15 = 43,234,765.77 : x
  2. Step 2: Convert to fraction form
    76,268,285.61/105,249,794.15 = 43,234,765.77/x
  3. Step 3: Cross multiply
    76,268,285.61x = 105,249,794.15 × 43,234,765.77
  4. Step 4: Simplify right side
    76,268,285.61x = 4,550,450,197,199,793
  5. Step 5: Solve for x
    x = 4,550,450,197,199,793/76,268,285.61
  6. Step 6: Final answer
    x = 59,663,727.34

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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.