Home / 70,688,316.52-109,841,135.27

Finding the Third Proportional to 70,688,316.52 and 109,841,135.27

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Solution

The third proportional to 70,688,316.52 and 109,841,135.27 is: 170,679,902.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,688,316.52 : 109,841,135.27 = 109,841,135.27 : x
  2. Step 2: Convert to fraction form
    70,688,316.52/109,841,135.27 = 109,841,135.27/x
  3. Step 3: Cross multiply
    70,688,316.52x = 109,841,135.27 × 109,841,135.27
  4. Step 4: Simplify right side
    70,688,316.52x = 12,065,074,998,158,146
  5. Step 5: Solve for x
    x = 12,065,074,998,158,146/70,688,316.52
  6. Step 6: Final answer
    x = 170,679,902.89

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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.