Home / 163,703,393.22-245,593,796.70-53,038,884.18

Finding the Fourth Proportional to 163,703,393.22, 245,593,796.70 and 53,038,884.18

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Solution

The fourth proportional to 163,703,393.22, 245,593,796.70 and 53,038,884.18 is: 79,570,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,703,393.22 : 245,593,796.70 = 53,038,884.18 : x
  2. Step 2: Convert to fraction form
    163,703,393.22/245,593,796.70 = 53,038,884.18/x
  3. Step 3: Cross multiply
    163,703,393.22x = 245,593,796.70 × 53,038,884.18
  4. Step 4: Simplify right side
    163,703,393.22x = 13,026,020,938,497,766
  5. Step 5: Solve for x
    x = 13,026,020,938,497,766/163,703,393.22
  6. Step 6: Final answer
    x = 79,570,867.06

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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.