Home / 166,708,367.58-249,929,008.29-79,225,976.46

Finding the Fourth Proportional to 166,708,367.58, 249,929,008.29 and 79,225,976.46

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Solution

The fourth proportional to 166,708,367.58, 249,929,008.29 and 79,225,976.46 is: 118,775,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,708,367.58 : 249,929,008.29 = 79,225,976.46 : x
  2. Step 2: Convert to fraction form
    166,708,367.58/249,929,008.29 = 79,225,976.46/x
  3. Step 3: Cross multiply
    166,708,367.58x = 249,929,008.29 × 79,225,976.46
  4. Step 4: Simplify right side
    166,708,367.58x = 19,800,869,727,454,684
  5. Step 5: Solve for x
    x = 19,800,869,727,454,684/166,708,367.58
  6. Step 6: Final answer
    x = 118,775,500.08

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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.