Home / 73,801,511.76-101,828,891.16-42,843,302.04

Finding the Fourth Proportional to 73,801,511.76, 101,828,891.16 and 42,843,302.04

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Solution

The fourth proportional to 73,801,511.76, 101,828,891.16 and 42,843,302.04 is: 59,113,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,801,511.76 : 101,828,891.16 = 42,843,302.04 : x
  2. Step 2: Convert to fraction form
    73,801,511.76/101,828,891.16 = 42,843,302.04/x
  3. Step 3: Cross multiply
    73,801,511.76x = 101,828,891.16 × 42,843,302.04
  4. Step 4: Simplify right side
    73,801,511.76x = 4,362,685,940,366,165.50
  5. Step 5: Solve for x
    x = 4,362,685,940,366,165.50/73,801,511.76
  6. Step 6: Final answer
    x = 59,113,774.72

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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.