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Finding the Fourth Proportional to 453,001,970, 679,505,443.32 and 112,599,794

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Solution

The fourth proportional to 453,001,970, 679,505,443.32 and 112,599,794 is: 168,900,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,001,970 : 679,505,443.32 = 112,599,794 : x
  2. Step 2: Convert to fraction form
    453,001,970/679,505,443.32 = 112,599,794/x
  3. Step 3: Cross multiply
    453,001,970x = 679,505,443.32 × 112,599,794
  4. Step 4: Simplify right side
    453,001,970x = 76,512,172,939,710,688
  5. Step 5: Solve for x
    x = 76,512,172,939,710,688/453,001,970
  6. Step 6: Final answer
    x = 168,900,309.51

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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.