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Finding the Third Proportional to 85,407,360 and 176,870,931

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Solution

The third proportional to 85,407,360 and 176,870,931 is: 366,283,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,407,360 : 176,870,931 = 176,870,931 : x
  2. Step 2: Convert to fraction form
    85,407,360/176,870,931 = 176,870,931/x
  3. Step 3: Cross multiply
    85,407,360x = 176,870,931 × 176,870,931
  4. Step 4: Simplify right side
    85,407,360x = 31,283,326,232,806,760
  5. Step 5: Solve for x
    x = 31,283,326,232,806,760/85,407,360
  6. Step 6: Final answer
    x = 366,283,728.16

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.