Home / 361,983,139.70-542,974,709.55-89,353,906.70

Finding the Fourth Proportional to 361,983,139.70, 542,974,709.55 and 89,353,906.70

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Solution

The fourth proportional to 361,983,139.70, 542,974,709.55 and 89,353,906.70 is: 134,030,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,983,139.70 : 542,974,709.55 = 89,353,906.70 : x
  2. Step 2: Convert to fraction form
    361,983,139.70/542,974,709.55 = 89,353,906.70/x
  3. Step 3: Cross multiply
    361,983,139.70x = 542,974,709.55 × 89,353,906.70
  4. Step 4: Simplify right side
    361,983,139.70x = 48,516,911,537,590,296
  5. Step 5: Solve for x
    x = 48,516,911,537,590,296/361,983,139.70
  6. Step 6: Final answer
    x = 134,030,860.05

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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.