Home / 266,688,116.70-400,054,293.45-84,930,164.70

Finding the Fourth Proportional to 266,688,116.70, 400,054,293.45 and 84,930,164.70

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Solution

The fourth proportional to 266,688,116.70, 400,054,293.45 and 84,930,164.70 is: 127,402,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,688,116.70 : 400,054,293.45 = 84,930,164.70 : x
  2. Step 2: Convert to fraction form
    266,688,116.70/400,054,293.45 = 84,930,164.70/x
  3. Step 3: Cross multiply
    266,688,116.70x = 400,054,293.45 × 84,930,164.70
  4. Step 4: Simplify right side
    266,688,116.70x = 33,976,677,031,650,632
  5. Step 5: Solve for x
    x = 33,976,677,031,650,632/266,688,116.70
  6. Step 6: Final answer
    x = 127,402,290.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.