Home / 152,506,443-210,560,242.28-117,161,298.59

Finding the Fourth Proportional to 152,506,443, 210,560,242.28 and 117,161,298.59

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Solution

The fourth proportional to 152,506,443, 210,560,242.28 and 117,161,298.59 is: 161,760,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,506,443 : 210,560,242.28 = 117,161,298.59 : x
  2. Step 2: Convert to fraction form
    152,506,443/210,560,242.28 = 117,161,298.59/x
  3. Step 3: Cross multiply
    152,506,443x = 210,560,242.28 × 117,161,298.59
  4. Step 4: Simplify right side
    152,506,443x = 24,669,511,415,311,212
  5. Step 5: Solve for x
    x = 24,669,511,415,311,212/152,506,443
  6. Step 6: Final answer
    x = 161,760,453.72

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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.