Home / 472,804,273.90-709,206,410.85-149,688,145.90

Finding the Fourth Proportional to 472,804,273.90, 709,206,410.85 and 149,688,145.90

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Solution

The fourth proportional to 472,804,273.90, 709,206,410.85 and 149,688,145.90 is: 224,532,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,804,273.90 : 709,206,410.85 = 149,688,145.90 : x
  2. Step 2: Convert to fraction form
    472,804,273.90/709,206,410.85 = 149,688,145.90/x
  3. Step 3: Cross multiply
    472,804,273.90x = 709,206,410.85 × 149,688,145.90
  4. Step 4: Simplify right side
    472,804,273.90x = 106,159,792,700,530,144
  5. Step 5: Solve for x
    x = 106,159,792,700,530,144/472,804,273.90
  6. Step 6: Final answer
    x = 224,532,218.85

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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.