Home / 77,503,279.04-116,300,692.96-28,314,760.64

Finding the Fourth Proportional to 77,503,279.04, 116,300,692.96 and 28,314,760.64

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Solution

The fourth proportional to 77,503,279.04, 116,300,692.96 and 28,314,760.64 is: 42,488,864.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,503,279.04 : 116,300,692.96 = 28,314,760.64 : x
  2. Step 2: Convert to fraction form
    77,503,279.04/116,300,692.96 = 28,314,760.64/x
  3. Step 3: Cross multiply
    77,503,279.04x = 116,300,692.96 × 28,314,760.64
  4. Step 4: Simplify right side
    77,503,279.04x = 3,293,026,283,428,533
  5. Step 5: Solve for x
    x = 3,293,026,283,428,533/77,503,279.04
  6. Step 6: Final answer
    x = 42,488,864.01

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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.