Home / 448,418,842.56-672,570,406.08-141,741,956.16

Finding the Fourth Proportional to 448,418,842.56, 672,570,406.08 and 141,741,956.16

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Solution

The fourth proportional to 448,418,842.56, 672,570,406.08 and 141,741,956.16 is: 212,594,645.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,418,842.56 : 672,570,406.08 = 141,741,956.16 : x
  2. Step 2: Convert to fraction form
    448,418,842.56/672,570,406.08 = 141,741,956.16/x
  3. Step 3: Cross multiply
    448,418,842.56x = 672,570,406.08 × 141,741,956.16
  4. Step 4: Simplify right side
    448,418,842.56x = 95,331,445,013,104,768
  5. Step 5: Solve for x
    x = 95,331,445,013,104,768/448,418,842.56
  6. Step 6: Final answer
    x = 212,594,645.82

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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.