Home / 370,170,013.47-510,536,758.67-325,420,307.00

Finding the Fourth Proportional to 370,170,013.47, 510,536,758.67 and 325,420,307.00

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Solution

The fourth proportional to 370,170,013.47, 510,536,758.67 and 325,420,307.00 is: 448,818,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,170,013.47 : 510,536,758.67 = 325,420,307.00 : x
  2. Step 2: Convert to fraction form
    370,170,013.47/510,536,758.67 = 325,420,307.00/x
  3. Step 3: Cross multiply
    370,170,013.47x = 510,536,758.67 × 325,420,307.00
  4. Step 4: Simplify right side
    370,170,013.47x = 166,139,028,743,911,744
  5. Step 5: Solve for x
    x = 166,139,028,743,911,744/370,170,013.47
  6. Step 6: Final answer
    x = 448,818,171.92

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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.