Home / 491,239,101.30-736,646,075.55-200,009,433.30

Finding the Fourth Proportional to 491,239,101.30, 736,646,075.55 and 200,009,433.30

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Solution

The fourth proportional to 491,239,101.30, 736,646,075.55 and 200,009,433.30 is: 299,927,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,239,101.30 : 736,646,075.55 = 200,009,433.30 : x
  2. Step 2: Convert to fraction form
    491,239,101.30/736,646,075.55 = 200,009,433.30/x
  3. Step 3: Cross multiply
    491,239,101.30x = 736,646,075.55 × 200,009,433.30
  4. Step 4: Simplify right side
    491,239,101.30x = 147,336,164,113,424,480
  5. Step 5: Solve for x
    x = 147,336,164,113,424,480/491,239,101.30
  6. Step 6: Final answer
    x = 299,927,598.85

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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.