Home / 58,757,147.20-88,149,717.60-28,440,078.40

Finding the Fourth Proportional to 58,757,147.20, 88,149,717.60 and 28,440,078.40

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Solution

The fourth proportional to 58,757,147.20, 88,149,717.60 and 28,440,078.40 is: 42,666,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,757,147.20 : 88,149,717.60 = 28,440,078.40 : x
  2. Step 2: Convert to fraction form
    58,757,147.20/88,149,717.60 = 28,440,078.40/x
  3. Step 3: Cross multiply
    58,757,147.20x = 88,149,717.60 × 28,440,078.40
  4. Step 4: Simplify right side
    58,757,147.20x = 2,506,984,879,481,859.50
  5. Step 5: Solve for x
    x = 2,506,984,879,481,859.50/58,757,147.20
  6. Step 6: Final answer
    x = 42,666,892.44

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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.