Home / 243,004,878.42-335,347,621.07-131,495,720.14

Finding the Fourth Proportional to 243,004,878.42, 335,347,621.07 and 131,495,720.14

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Solution

The fourth proportional to 243,004,878.42, 335,347,621.07 and 131,495,720.14 is: 181,464,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,004,878.42 : 335,347,621.07 = 131,495,720.14 : x
  2. Step 2: Convert to fraction form
    243,004,878.42/335,347,621.07 = 131,495,720.14/x
  3. Step 3: Cross multiply
    243,004,878.42x = 335,347,621.07 × 131,495,720.14
  4. Step 4: Simplify right side
    243,004,878.42x = 44,096,776,929,835,488
  5. Step 5: Solve for x
    x = 44,096,776,929,835,488/243,004,878.42
  6. Step 6: Final answer
    x = 181,464,574.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.