Home / 464,589,618.48-696,989,417.16-153,696,499.20

Finding the Fourth Proportional to 464,589,618.48, 696,989,417.16 and 153,696,499.20

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Solution

The fourth proportional to 464,589,618.48, 696,989,417.16 and 153,696,499.20 is: 230,579,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,589,618.48 : 696,989,417.16 = 153,696,499.20 : x
  2. Step 2: Convert to fraction form
    464,589,618.48/696,989,417.16 = 153,696,499.20/x
  3. Step 3: Cross multiply
    464,589,618.48x = 696,989,417.16 × 153,696,499.20
  4. Step 4: Simplify right side
    464,589,618.48x = 107,124,833,393,955,296
  5. Step 5: Solve for x
    x = 107,124,833,393,955,296/464,589,618.48
  6. Step 6: Final answer
    x = 230,579,481.62

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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.