Home / 235,263,681.97-352,820,653.15-77,667,352.98

Finding the Fourth Proportional to 235,263,681.97, 352,820,653.15 and 77,667,352.98

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Solution

The fourth proportional to 235,263,681.97, 352,820,653.15 and 77,667,352.98 is: 116,476,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,263,681.97 : 352,820,653.15 = 77,667,352.98 : x
  2. Step 2: Convert to fraction form
    235,263,681.97/352,820,653.15 = 77,667,352.98/x
  3. Step 3: Cross multiply
    235,263,681.97x = 352,820,653.15 × 77,667,352.98
  4. Step 4: Simplify right side
    235,263,681.97x = 27,402,646,206,835,200
  5. Step 5: Solve for x
    x = 27,402,646,206,835,200/235,263,681.97
  6. Step 6: Final answer
    x = 116,476,312.78

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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.