Home / 228,046,703.70-342,070,055.55-199,348,889.70

Finding the Fourth Proportional to 228,046,703.70, 342,070,055.55 and 199,348,889.70

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Solution

The fourth proportional to 228,046,703.70, 342,070,055.55 and 199,348,889.70 is: 299,023,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,046,703.70 : 342,070,055.55 = 199,348,889.70 : x
  2. Step 2: Convert to fraction form
    228,046,703.70/342,070,055.55 = 199,348,889.70/x
  3. Step 3: Cross multiply
    228,046,703.70x = 342,070,055.55 × 199,348,889.70
  4. Step 4: Simplify right side
    228,046,703.70x = 68,191,285,773,509,824
  5. Step 5: Solve for x
    x = 68,191,285,773,509,824/228,046,703.70
  6. Step 6: Final answer
    x = 299,023,334.55

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1.5x scale

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.