Home / 118,803,949.44-163,941,199.67-65,883,386.96

Finding the Fourth Proportional to 118,803,949.44, 163,941,199.67 and 65,883,386.96

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Solution

The fourth proportional to 118,803,949.44, 163,941,199.67 and 65,883,386.96 is: 90,914,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,803,949.44 : 163,941,199.67 = 65,883,386.96 : x
  2. Step 2: Convert to fraction form
    118,803,949.44/163,941,199.67 = 65,883,386.96/x
  3. Step 3: Cross multiply
    118,803,949.44x = 163,941,199.67 × 65,883,386.96
  4. Step 4: Simplify right side
    118,803,949.44x = 10,801,001,496,545,234
  5. Step 5: Solve for x
    x = 10,801,001,496,545,234/118,803,949.44
  6. Step 6: Final answer
    x = 90,914,498.61

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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.