Home / 154,001,006.92-212,441,898.45-104,424,603.76

Finding the Fourth Proportional to 154,001,006.92, 212,441,898.45 and 104,424,603.76

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Solution

The fourth proportional to 154,001,006.92, 212,441,898.45 and 104,424,603.76 is: 144,052,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,001,006.92 : 212,441,898.45 = 104,424,603.76 : x
  2. Step 2: Convert to fraction form
    154,001,006.92/212,441,898.45 = 104,424,603.76/x
  3. Step 3: Cross multiply
    154,001,006.92x = 212,441,898.45 × 104,424,603.76
  4. Step 4: Simplify right side
    154,001,006.92x = 22,184,161,067,663,408
  5. Step 5: Solve for x
    x = 22,184,161,067,663,408/154,001,006.92
  6. Step 6: Final answer
    x = 144,052,052.07

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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.