Home / 166,211,897.40-249,317,846.10-51,181,492.95

Finding the Fourth Proportional to 166,211,897.40, 249,317,846.10 and 51,181,492.95

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Solution

The fourth proportional to 166,211,897.40, 249,317,846.10 and 51,181,492.95 is: 76,772,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,211,897.40 : 249,317,846.10 = 51,181,492.95 : x
  2. Step 2: Convert to fraction form
    166,211,897.40/249,317,846.10 = 51,181,492.95/x
  3. Step 3: Cross multiply
    166,211,897.40x = 249,317,846.10 × 51,181,492.95
  4. Step 4: Simplify right side
    166,211,897.40x = 12,760,459,582,476,336
  5. Step 5: Solve for x
    x = 12,760,459,582,476,336/166,211,897.40
  6. Step 6: Final answer
    x = 76,772,239.43

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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.