Home / 977,887,686.30-1,466,831,529.45-322,939,797.90

Finding the Fourth Proportional to 977,887,686.30, 1,466,831,529.45 and 322,939,797.90

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Solution

The fourth proportional to 977,887,686.30, 1,466,831,529.45 and 322,939,797.90 is: 484,409,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,887,686.30 : 1,466,831,529.45 = 322,939,797.90 : x
  2. Step 2: Convert to fraction form
    977,887,686.30/1,466,831,529.45 = 322,939,797.90/x
  3. Step 3: Cross multiply
    977,887,686.30x = 1,466,831,529.45 × 322,939,797.90
  4. Step 4: Simplify right side
    977,887,686.30x = 473,698,277,673,930,880
  5. Step 5: Solve for x
    x = 473,698,277,673,930,880/977,887,686.30
  6. Step 6: Final answer
    x = 484,409,696.85

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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.