Home / 102,033,218.34-140,761,396.58-64,843,567.65

Finding the Fourth Proportional to 102,033,218.34, 140,761,396.58 and 64,843,567.65

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Solution

The fourth proportional to 102,033,218.34, 140,761,396.58 and 64,843,567.65 is: 89,455,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,033,218.34 : 140,761,396.58 = 64,843,567.65 : x
  2. Step 2: Convert to fraction form
    102,033,218.34/140,761,396.58 = 64,843,567.65/x
  3. Step 3: Cross multiply
    102,033,218.34x = 140,761,396.58 × 64,843,567.65
  4. Step 4: Simplify right side
    102,033,218.34x = 9,127,471,141,319,490
  5. Step 5: Solve for x
    x = 9,127,471,141,319,490/102,033,218.34
  6. Step 6: Final answer
    x = 89,455,878.09

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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.