Home / 109,995,356.40-164,804,077.80-52,363,532.40

Finding the Fourth Proportional to 109,995,356.40, 164,804,077.80 and 52,363,532.40

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Solution

The fourth proportional to 109,995,356.40, 164,804,077.80 and 52,363,532.40 is: 78,455,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,995,356.40 : 164,804,077.80 = 52,363,532.40 : x
  2. Step 2: Convert to fraction form
    109,995,356.40/164,804,077.80 = 52,363,532.40/x
  3. Step 3: Cross multiply
    109,995,356.40x = 164,804,077.80 × 52,363,532.40
  4. Step 4: Simplify right side
    109,995,356.40x = 8,629,723,667,532,421
  5. Step 5: Solve for x
    x = 8,629,723,667,532,421/109,995,356.40
  6. Step 6: Final answer
    x = 78,455,345.30

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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.