Home / 70,170,192.72-96,829,950.12-40,799,441.56

Finding the Fourth Proportional to 70,170,192.72, 96,829,950.12 and 40,799,441.56

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Solution

The fourth proportional to 70,170,192.72, 96,829,950.12 and 40,799,441.56 is: 56,300,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,170,192.72 : 96,829,950.12 = 40,799,441.56 : x
  2. Step 2: Convert to fraction form
    70,170,192.72/96,829,950.12 = 40,799,441.56/x
  3. Step 3: Cross multiply
    70,170,192.72x = 96,829,950.12 × 40,799,441.56
  4. Step 4: Simplify right side
    70,170,192.72x = 3,950,607,891,178,655.50
  5. Step 5: Solve for x
    x = 3,950,607,891,178,655.50/70,170,192.72
  6. Step 6: Final answer
    x = 56,300,371.11

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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.