Home / 202,292,618.50-303,316,052.55-79,323,617.26

Finding the Fourth Proportional to 202,292,618.50, 303,316,052.55 and 79,323,617.26

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Solution

The fourth proportional to 202,292,618.50, 303,316,052.55 and 79,323,617.26 is: 118,937,243.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,292,618.50 : 303,316,052.55 = 79,323,617.26 : x
  2. Step 2: Convert to fraction form
    202,292,618.50/303,316,052.55 = 79,323,617.26/x
  3. Step 3: Cross multiply
    202,292,618.50x = 303,316,052.55 × 79,323,617.26
  4. Step 4: Simplify right side
    202,292,618.50x = 24,060,126,461,290,248
  5. Step 5: Solve for x
    x = 24,060,126,461,290,248/202,292,618.50
  6. Step 6: Final answer
    x = 118,937,243.68

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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.