Home / 340,848,132.80-510,264,429.60-320,916,689.60

Finding the Fourth Proportional to 340,848,132.80, 510,264,429.60 and 320,916,689.60

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Solution

The fourth proportional to 340,848,132.80, 510,264,429.60 and 320,916,689.60 is: 480,426,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,848,132.80 : 510,264,429.60 = 320,916,689.60 : x
  2. Step 2: Convert to fraction form
    340,848,132.80/510,264,429.60 = 320,916,689.60/x
  3. Step 3: Cross multiply
    340,848,132.80x = 510,264,429.60 × 320,916,689.60
  4. Step 4: Simplify right side
    340,848,132.80x = 163,752,371,567,864,256
  5. Step 5: Solve for x
    x = 163,752,371,567,864,256/340,848,132.80
  6. Step 6: Final answer
    x = 480,426,195.16

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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.