Home / 242,640,404.20-363,960,606.30-70,122,845.80

Finding the Fourth Proportional to 242,640,404.20, 363,960,606.30 and 70,122,845.80

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Solution

The fourth proportional to 242,640,404.20, 363,960,606.30 and 70,122,845.80 is: 105,184,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,640,404.20 : 363,960,606.30 = 70,122,845.80 : x
  2. Step 2: Convert to fraction form
    242,640,404.20/363,960,606.30 = 70,122,845.80/x
  3. Step 3: Cross multiply
    242,640,404.20x = 363,960,606.30 × 70,122,845.80
  4. Step 4: Simplify right side
    242,640,404.20x = 25,521,953,472,849,408
  5. Step 5: Solve for x
    x = 25,521,953,472,849,408/242,640,404.20
  6. Step 6: Final answer
    x = 105,184,268.70

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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.