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Finding the Third Proportional to 91,832,148 and 199,806,117

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Solution

The third proportional to 91,832,148 and 199,806,117 is: 434,733,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,832,148 : 199,806,117 = 199,806,117 : x
  2. Step 2: Convert to fraction form
    91,832,148/199,806,117 = 199,806,117/x
  3. Step 3: Cross multiply
    91,832,148x = 199,806,117 × 199,806,117
  4. Step 4: Simplify right side
    91,832,148x = 39,922,484,390,617,688
  5. Step 5: Solve for x
    x = 39,922,484,390,617,688/91,832,148
  6. Step 6: Final answer
    x = 434,733,209.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.