Home / 242,280,734.40-363,421,101.60-145,534,852.80

Finding the Fourth Proportional to 242,280,734.40, 363,421,101.60 and 145,534,852.80

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Solution

The fourth proportional to 242,280,734.40, 363,421,101.60 and 145,534,852.80 is: 218,302,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,280,734.40 : 363,421,101.60 = 145,534,852.80 : x
  2. Step 2: Convert to fraction form
    242,280,734.40/363,421,101.60 = 145,534,852.80/x
  3. Step 3: Cross multiply
    242,280,734.40x = 363,421,101.60 × 145,534,852.80
  4. Step 4: Simplify right side
    242,280,734.40x = 52,890,436,525,769,856
  5. Step 5: Solve for x
    x = 52,890,436,525,769,856/242,280,734.40
  6. Step 6: Final answer
    x = 218,302,279.20

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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.