Home / 302,164,334.10-453,246,501.15-210,331,329.30

Finding the Fourth Proportional to 302,164,334.10, 453,246,501.15 and 210,331,329.30

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Solution

The fourth proportional to 302,164,334.10, 453,246,501.15 and 210,331,329.30 is: 315,496,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,164,334.10 : 453,246,501.15 = 210,331,329.30 : x
  2. Step 2: Convert to fraction form
    302,164,334.10/453,246,501.15 = 210,331,329.30/x
  3. Step 3: Cross multiply
    302,164,334.10x = 453,246,501.15 × 210,331,329.30
  4. Step 4: Simplify right side
    302,164,334.10x = 95,331,939,087,453,472
  5. Step 5: Solve for x
    x = 95,331,939,087,453,472/302,164,334.10
  6. Step 6: Final answer
    x = 315,496,993.95

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Double scale
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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.