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Finding the Fourth Proportional to 266,724,188.80, 374,220,080 and 266,724,188.80

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Solution

The fourth proportional to 266,724,188.80, 374,220,080 and 266,724,188.80 is: 374,220,080

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,724,188.80 : 374,220,080 = 266,724,188.80 : x
  2. Step 2: Convert to fraction form
    266,724,188.80/374,220,080 = 266,724,188.80/x
  3. Step 3: Cross multiply
    266,724,188.80x = 374,220,080 × 266,724,188.80
  4. Step 4: Simplify right side
    266,724,188.80x = 99,813,547,270,671,104
  5. Step 5: Solve for x
    x = 99,813,547,270,671,104/266,724,188.80
  6. Step 6: Final answer
    x = 374,220,080

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.