Home / 296,102,487.60-408,634,200.36-163,943,480.16

Finding the Fourth Proportional to 296,102,487.60, 408,634,200.36 and 163,943,480.16

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Solution

The fourth proportional to 296,102,487.60, 408,634,200.36 and 163,943,480.16 is: 226,249,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,102,487.60 : 408,634,200.36 = 163,943,480.16 : x
  2. Step 2: Convert to fraction form
    296,102,487.60/408,634,200.36 = 163,943,480.16/x
  3. Step 3: Cross multiply
    296,102,487.60x = 408,634,200.36 × 163,943,480.16
  4. Step 4: Simplify right side
    296,102,487.60x = 66,992,912,919,417,128
  5. Step 5: Solve for x
    x = 66,992,912,919,417,128/296,102,487.60
  6. Step 6: Final answer
    x = 226,249,071.60

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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.