Home / 118,803,948.94-163,941,198.98-65,883,386.46

Finding the Fourth Proportional to 118,803,948.94, 163,941,198.98 and 65,883,386.46

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Solution

The fourth proportional to 118,803,948.94, 163,941,198.98 and 65,883,386.46 is: 90,914,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,803,948.94 : 163,941,198.98 = 65,883,386.46 : x
  2. Step 2: Convert to fraction form
    118,803,948.94/163,941,198.98 = 65,883,386.46/x
  3. Step 3: Cross multiply
    118,803,948.94x = 163,941,198.98 × 65,883,386.46
  4. Step 4: Simplify right side
    118,803,948.94x = 10,801,001,369,115,098
  5. Step 5: Solve for x
    x = 10,801,001,369,115,098/118,803,948.94
  6. Step 6: Final answer
    x = 90,914,497.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.