Home / 261,000,075.81-360,091,956.92-147,957,447.50

Finding the Fourth Proportional to 261,000,075.81, 360,091,956.92 and 147,957,447.50

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Solution

The fourth proportional to 261,000,075.81, 360,091,956.92 and 147,957,447.50 is: 204,131,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,000,075.81 : 360,091,956.92 = 147,957,447.50 : x
  2. Step 2: Convert to fraction form
    261,000,075.81/360,091,956.92 = 147,957,447.50/x
  3. Step 3: Cross multiply
    261,000,075.81x = 360,091,956.92 × 147,957,447.50
  4. Step 4: Simplify right side
    261,000,075.81x = 53,278,286,812,000,576
  5. Step 5: Solve for x
    x = 53,278,286,812,000,576/261,000,075.81
  6. Step 6: Final answer
    x = 204,131,307.81

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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.