Home / 243,212,707.66-364,743,609.10-87,746,305.25

Finding the Fourth Proportional to 243,212,707.66, 364,743,609.10 and 87,746,305.25

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Solution

The fourth proportional to 243,212,707.66, 364,743,609.10 and 87,746,305.25 is: 131,592,236.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,212,707.66 : 364,743,609.10 = 87,746,305.25 : x
  2. Step 2: Convert to fraction form
    243,212,707.66/364,743,609.10 = 87,746,305.25/x
  3. Step 3: Cross multiply
    243,212,707.66x = 364,743,609.10 × 87,746,305.25
  4. Step 4: Simplify right side
    243,212,707.66x = 32,004,904,062,075,280
  5. Step 5: Solve for x
    x = 32,004,904,062,075,280/243,212,707.66
  6. Step 6: Final answer
    x = 131,592,236.15

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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.