Home / 110,347,934.40-165,238,466.40-87,484,161.60

Finding the Fourth Proportional to 110,347,934.40, 165,238,466.40 and 87,484,161.60

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Solution

The fourth proportional to 110,347,934.40, 165,238,466.40 and 87,484,161.60 is: 131,001,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,347,934.40 : 165,238,466.40 = 87,484,161.60 : x
  2. Step 2: Convert to fraction form
    110,347,934.40/165,238,466.40 = 87,484,161.60/x
  3. Step 3: Cross multiply
    110,347,934.40x = 165,238,466.40 × 87,484,161.60
  4. Step 4: Simplify right side
    110,347,934.40x = 14,455,748,697,073,770
  5. Step 5: Solve for x
    x = 14,455,748,697,073,770/110,347,934.40
  6. Step 6: Final answer
    x = 131,001,534.15

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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.