Home / 235,600,681.31-325,124,973.59-129,763,952.42

Finding the Fourth Proportional to 235,600,681.31, 325,124,973.59 and 129,763,952.42

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Solution

The fourth proportional to 235,600,681.31, 325,124,973.59 and 129,763,952.42 is: 179,072,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,600,681.31 : 325,124,973.59 = 129,763,952.42 : x
  2. Step 2: Convert to fraction form
    235,600,681.31/325,124,973.59 = 129,763,952.42/x
  3. Step 3: Cross multiply
    235,600,681.31x = 325,124,973.59 × 129,763,952.42
  4. Step 4: Simplify right side
    235,600,681.31x = 42,189,501,603,650,504
  5. Step 5: Solve for x
    x = 42,189,501,603,650,504/235,600,681.31
  6. Step 6: Final answer
    x = 179,072,069.61

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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.