Home / 148,623,901.48-205,101,459.21-82,544,387.77

Finding the Fourth Proportional to 148,623,901.48, 205,101,459.21 and 82,544,387.77

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Solution

The fourth proportional to 148,623,901.48, 205,101,459.21 and 82,544,387.77 is: 113,911,519.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,623,901.48 : 205,101,459.21 = 82,544,387.77 : x
  2. Step 2: Convert to fraction form
    148,623,901.48/205,101,459.21 = 82,544,387.77/x
  3. Step 3: Cross multiply
    148,623,901.48x = 205,101,459.21 × 82,544,387.77
  4. Step 4: Simplify right side
    148,623,901.48x = 16,929,974,381,223,078
  5. Step 5: Solve for x
    x = 16,929,974,381,223,078/148,623,901.48
  6. Step 6: Final answer
    x = 113,911,519.03

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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.