Home / 242,559,107.85-363,838,661.78-133,342,077.45

Finding the Fourth Proportional to 242,559,107.85, 363,838,661.78 and 133,342,077.45

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Solution

The fourth proportional to 242,559,107.85, 363,838,661.78 and 133,342,077.45 is: 200,013,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,559,107.85 : 363,838,661.78 = 133,342,077.45 : x
  2. Step 2: Convert to fraction form
    242,559,107.85/363,838,661.78 = 133,342,077.45/x
  3. Step 3: Cross multiply
    242,559,107.85x = 363,838,661.78 × 133,342,077.45
  4. Step 4: Simplify right side
    242,559,107.85x = 48,515,003,017,706,400
  5. Step 5: Solve for x
    x = 48,515,003,017,706,400/242,559,107.85
  6. Step 6: Final answer
    x = 200,013,116.18

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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.