Home / 79,750,557.56-119,557,603.87-30,601,681.31

Finding the Fourth Proportional to 79,750,557.56, 119,557,603.87 and 30,601,681.31

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Solution

The fourth proportional to 79,750,557.56, 119,557,603.87 and 30,601,681.31 is: 45,876,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,750,557.56 : 119,557,603.87 = 30,601,681.31 : x
  2. Step 2: Convert to fraction form
    79,750,557.56/119,557,603.87 = 30,601,681.31/x
  3. Step 3: Cross multiply
    79,750,557.56x = 119,557,603.87 × 30,601,681.31
  4. Step 4: Simplify right side
    79,750,557.56x = 3,658,663,692,039,352.50
  5. Step 5: Solve for x
    x = 3,658,663,692,039,352.50/79,750,557.56
  6. Step 6: Final answer
    x = 45,876,339.98

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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.