Home / 58,234,628.80-87,351,943.20-57,478,801.60

Finding the Fourth Proportional to 58,234,628.80, 87,351,943.20 and 57,478,801.60

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Solution

The fourth proportional to 58,234,628.80, 87,351,943.20 and 57,478,801.60 is: 86,218,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,234,628.80 : 87,351,943.20 = 57,478,801.60 : x
  2. Step 2: Convert to fraction form
    58,234,628.80/87,351,943.20 = 57,478,801.60/x
  3. Step 3: Cross multiply
    58,234,628.80x = 87,351,943.20 × 57,478,801.60
  4. Step 4: Simplify right side
    58,234,628.80x = 5,020,885,012,567,269
  5. Step 5: Solve for x
    x = 5,020,885,012,567,269/58,234,628.80
  6. Step 6: Final answer
    x = 86,218,202.40

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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.