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Finding the Third Proportional to 58,409,528 and 90,800,148

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Solution

The third proportional to 58,409,528 and 90,800,148 is: 141,152,773.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,409,528 : 90,800,148 = 90,800,148 : x
  2. Step 2: Convert to fraction form
    58,409,528/90,800,148 = 90,800,148/x
  3. Step 3: Cross multiply
    58,409,528x = 90,800,148 × 90,800,148
  4. Step 4: Simplify right side
    58,409,528x = 8,244,666,876,821,904
  5. Step 5: Solve for x
    x = 8,244,666,876,821,904/58,409,528
  6. Step 6: Final answer
    x = 141,152,773.51

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.