Home / 111,310,291.60-166,973,731.80-39,497,376.40

Finding the Fourth Proportional to 111,310,291.60, 166,973,731.80 and 39,497,376.40

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Solution

The fourth proportional to 111,310,291.60, 166,973,731.80 and 39,497,376.40 is: 59,249,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,310,291.60 : 166,973,731.80 = 39,497,376.40 : x
  2. Step 2: Convert to fraction form
    111,310,291.60/166,973,731.80 = 39,497,376.40/x
  3. Step 3: Cross multiply
    111,310,291.60x = 166,973,731.80 × 39,497,376.40
  4. Step 4: Simplify right side
    111,310,291.60x = 6,595,024,333,817,250
  5. Step 5: Solve for x
    x = 6,595,024,333,817,250/111,310,291.60
  6. Step 6: Final answer
    x = 59,249,007.79

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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.