Home / 161,759,851.20-242,671,269.60-46,748,145.60

Finding the Fourth Proportional to 161,759,851.20, 242,671,269.60 and 46,748,145.60

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Solution

The fourth proportional to 161,759,851.20, 242,671,269.60 and 46,748,145.60 is: 70,131,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,759,851.20 : 242,671,269.60 = 46,748,145.60 : x
  2. Step 2: Convert to fraction form
    161,759,851.20/242,671,269.60 = 46,748,145.60/x
  3. Step 3: Cross multiply
    161,759,851.20x = 242,671,269.60 × 46,748,145.60
  4. Step 4: Simplify right side
    161,759,851.20x = 11,344,431,844,197,654
  5. Step 5: Solve for x
    x = 11,344,431,844,197,654/161,759,851.20
  6. Step 6: Final answer
    x = 70,131,319.73

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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.