Home / 242,540,066.10-363,825,845.55-127,748,810.10

Finding the Fourth Proportional to 242,540,066.10, 363,825,845.55 and 127,748,810.10

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Solution

The fourth proportional to 242,540,066.10, 363,825,845.55 and 127,748,810.10 is: 191,631,508.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,540,066.10 : 363,825,845.55 = 127,748,810.10 : x
  2. Step 2: Convert to fraction form
    242,540,066.10/363,825,845.55 = 127,748,810.10/x
  3. Step 3: Cross multiply
    242,540,066.10x = 363,825,845.55 × 127,748,810.10
  4. Step 4: Simplify right side
    242,540,066.10x = 46,478,318,852,638,880
  5. Step 5: Solve for x
    x = 46,478,318,852,638,880/242,540,066.10
  6. Step 6: Final answer
    x = 191,631,508.97

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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.