Home / 163,968,273.20-245,952,409.80-42,799,725.20

Finding the Fourth Proportional to 163,968,273.20, 245,952,409.80 and 42,799,725.20

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Solution

The fourth proportional to 163,968,273.20, 245,952,409.80 and 42,799,725.20 is: 64,199,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,968,273.20 : 245,952,409.80 = 42,799,725.20 : x
  2. Step 2: Convert to fraction form
    163,968,273.20/245,952,409.80 = 42,799,725.20/x
  3. Step 3: Cross multiply
    163,968,273.20x = 245,952,409.80 × 42,799,725.20
  4. Step 4: Simplify right side
    163,968,273.20x = 10,526,695,551,717,788
  5. Step 5: Solve for x
    x = 10,526,695,551,717,788/163,968,273.20
  6. Step 6: Final answer
    x = 64,199,587.80

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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.