Home / 148,249,152.96-221,359,738.80-132,796,685.76

Finding the Fourth Proportional to 148,249,152.96, 221,359,738.80 and 132,796,685.76

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Solution

The fourth proportional to 148,249,152.96, 221,359,738.80 and 132,796,685.76 is: 198,286,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,249,152.96 : 221,359,738.80 = 132,796,685.76 : x
  2. Step 2: Convert to fraction form
    148,249,152.96/221,359,738.80 = 132,796,685.76/x
  3. Step 3: Cross multiply
    148,249,152.96x = 221,359,738.80 × 132,796,685.76
  4. Step 4: Simplify right side
    148,249,152.96x = 29,395,839,673,339,284
  5. Step 5: Solve for x
    x = 29,395,839,673,339,284/148,249,152.96
  6. Step 6: Final answer
    x = 198,286,729.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.