Home / 693,042,292-1,039,553,641.86-168,415,250.14

Finding the Fourth Proportional to 693,042,292, 1,039,553,641.86 and 168,415,250.14

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Solution

The fourth proportional to 693,042,292, 1,039,553,641.86 and 168,415,250.14 is: 252,620,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,042,292 : 1,039,553,641.86 = 168,415,250.14 : x
  2. Step 2: Convert to fraction form
    693,042,292/1,039,553,641.86 = 168,415,250.14/x
  3. Step 3: Cross multiply
    693,042,292x = 1,039,553,641.86 × 168,415,250.14
  4. Step 4: Simplify right side
    693,042,292x = 175,076,686,627,799,872
  5. Step 5: Solve for x
    x = 175,076,686,627,799,872/693,042,292
  6. Step 6: Final answer
    x = 252,620,494.66

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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.