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Finding the Third Proportional to 79,578,303,856 and 172,583,488,688

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Solution

The third proportional to 79,578,303,856 and 172,583,488,688 is: 374,286,195,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,578,303,856 : 172,583,488,688 = 172,583,488,688 : x
  2. Step 2: Convert to fraction form
    79,578,303,856/172,583,488,688 = 172,583,488,688/x
  3. Step 3: Cross multiply
    79,578,303,856x = 172,583,488,688 × 172,583,488,688
  4. Step 4: Simplify right side
    79,578,303,856x = 29,785,060,567,721,023,897,600
  5. Step 5: Solve for x
    x = 29,785,060,567,721,023,897,600/79,578,303,856
  6. Step 6: Final answer
    x = 374,286,195,162.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.