Home / 53,920,930.30-80,881,395.45-40,484,002.30

Finding the Fourth Proportional to 53,920,930.30, 80,881,395.45 and 40,484,002.30

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Solution

The fourth proportional to 53,920,930.30, 80,881,395.45 and 40,484,002.30 is: 60,726,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920,930.30 : 80,881,395.45 = 40,484,002.30 : x
  2. Step 2: Convert to fraction form
    53,920,930.30/80,881,395.45 = 40,484,002.30/x
  3. Step 3: Cross multiply
    53,920,930.30x = 80,881,395.45 × 40,484,002.30
  4. Step 4: Simplify right side
    53,920,930.30x = 3,274,402,599,425,009.50
  5. Step 5: Solve for x
    x = 3,274,402,599,425,009.50/53,920,930.30
  6. Step 6: Final answer
    x = 60,726,003.45

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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.