Home / 683,750,156.20-943,576,049.40-370,484,123.12

Finding the Fourth Proportional to 683,750,156.20, 943,576,049.40 and 370,484,123.12

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Solution

The fourth proportional to 683,750,156.20, 943,576,049.40 and 370,484,123.12 is: 511,268,541.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,750,156.20 : 943,576,049.40 = 370,484,123.12 : x
  2. Step 2: Convert to fraction form
    683,750,156.20/943,576,049.40 = 370,484,123.12/x
  3. Step 3: Cross multiply
    683,750,156.20x = 943,576,049.40 × 370,484,123.12
  4. Step 4: Simplify right side
    683,750,156.20x = 349,579,945,258,992,768
  5. Step 5: Solve for x
    x = 349,579,945,258,992,768/683,750,156.20
  6. Step 6: Final answer
    x = 511,268,541.72

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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.