Home / 111,548,325.40-167,322,488.10-77,536,101.40

Finding the Fourth Proportional to 111,548,325.40, 167,322,488.10 and 77,536,101.40

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Solution

The fourth proportional to 111,548,325.40, 167,322,488.10 and 77,536,101.40 is: 116,304,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,548,325.40 : 167,322,488.10 = 77,536,101.40 : x
  2. Step 2: Convert to fraction form
    111,548,325.40/167,322,488.10 = 77,536,101.40/x
  3. Step 3: Cross multiply
    111,548,325.40x = 167,322,488.10 × 77,536,101.40
  4. Step 4: Simplify right side
    111,548,325.40x = 12,973,533,403,821,894
  5. Step 5: Solve for x
    x = 12,973,533,403,821,894/111,548,325.40
  6. Step 6: Final answer
    x = 116,304,152.10

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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.