Home / 166,237,066.60-249,607,542.30-127,941,821.80

Finding the Fourth Proportional to 166,237,066.60, 249,607,542.30 and 127,941,821.80

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Solution

The fourth proportional to 166,237,066.60, 249,607,542.30 and 127,941,821.80 is: 192,106,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,237,066.60 : 249,607,542.30 = 127,941,821.80 : x
  2. Step 2: Convert to fraction form
    166,237,066.60/249,607,542.30 = 127,941,821.80/x
  3. Step 3: Cross multiply
    166,237,066.60x = 249,607,542.30 × 127,941,821.80
  4. Step 4: Simplify right side
    166,237,066.60x = 31,935,243,696,882,564
  5. Step 5: Solve for x
    x = 31,935,243,696,882,564/166,237,066.60
  6. Step 6: Final answer
    x = 192,106,636.32

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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.