Home / 242,287,276.70-363,430,915.05-218,100,806.30

Finding the Fourth Proportional to 242,287,276.70, 363,430,915.05 and 218,100,806.30

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Solution

The fourth proportional to 242,287,276.70, 363,430,915.05 and 218,100,806.30 is: 327,151,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,287,276.70 : 363,430,915.05 = 218,100,806.30 : x
  2. Step 2: Convert to fraction form
    242,287,276.70/363,430,915.05 = 218,100,806.30/x
  3. Step 3: Cross multiply
    242,287,276.70x = 363,430,915.05 × 218,100,806.30
  4. Step 4: Simplify right side
    242,287,276.70x = 79,264,575,606,751,808
  5. Step 5: Solve for x
    x = 79,264,575,606,751,808/242,287,276.70
  6. Step 6: Final answer
    x = 327,151,209.45

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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.