Home / 355,093,687-532,640,530.50-99,792,055

Finding the Fourth Proportional to 355,093,687, 532,640,530.50 and 99,792,055

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Solution

The fourth proportional to 355,093,687, 532,640,530.50 and 99,792,055 is: 149,688,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,093,687 : 532,640,530.50 = 99,792,055 : x
  2. Step 2: Convert to fraction form
    355,093,687/532,640,530.50 = 99,792,055/x
  3. Step 3: Cross multiply
    355,093,687x = 532,640,530.50 × 99,792,055
  4. Step 4: Simplify right side
    355,093,687x = 53,153,293,114,885,176
  5. Step 5: Solve for x
    x = 53,153,293,114,885,176/355,093,687
  6. Step 6: Final answer
    x = 149,688,082.50

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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.