Home / 242,176,701.96-334,159,845.12-143,073,584.28

Finding the Fourth Proportional to 242,176,701.96, 334,159,845.12 and 143,073,584.28

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Solution

The fourth proportional to 242,176,701.96, 334,159,845.12 and 143,073,584.28 is: 197,415,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,176,701.96 : 334,159,845.12 = 143,073,584.28 : x
  2. Step 2: Convert to fraction form
    242,176,701.96/334,159,845.12 = 143,073,584.28/x
  3. Step 3: Cross multiply
    242,176,701.96x = 334,159,845.12 × 143,073,584.28
  4. Step 4: Simplify right side
    242,176,701.96x = 47,809,446,763,768,064
  5. Step 5: Solve for x
    x = 47,809,446,763,768,064/242,176,701.96
  6. Step 6: Final answer
    x = 197,415,549.79

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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.