Home / 213,696,420.64-320,462,920.54-116,600,230.85

Finding the Fourth Proportional to 213,696,420.64, 320,462,920.54 and 116,600,230.85

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Solution

The fourth proportional to 213,696,420.64, 320,462,920.54 and 116,600,230.85 is: 174,855,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,696,420.64 : 320,462,920.54 = 116,600,230.85 : x
  2. Step 2: Convert to fraction form
    213,696,420.64/320,462,920.54 = 116,600,230.85/x
  3. Step 3: Cross multiply
    213,696,420.64x = 320,462,920.54 × 116,600,230.85
  4. Step 4: Simplify right side
    213,696,420.64x = 37,366,050,513,829,208
  5. Step 5: Solve for x
    x = 37,366,050,513,829,208/213,696,420.64
  6. Step 6: Final answer
    x = 174,855,762.22

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1.5x scale

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.