Home / 295,488,047.40-443,232,071.10-198,742,165.80

Finding the Fourth Proportional to 295,488,047.40, 443,232,071.10 and 198,742,165.80

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Solution

The fourth proportional to 295,488,047.40, 443,232,071.10 and 198,742,165.80 is: 298,113,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,047.40 : 443,232,071.10 = 198,742,165.80 : x
  2. Step 2: Convert to fraction form
    295,488,047.40/443,232,071.10 = 198,742,165.80/x
  3. Step 3: Cross multiply
    295,488,047.40x = 443,232,071.10 × 198,742,165.80
  4. Step 4: Simplify right side
    295,488,047.40x = 88,088,901,762,433,600
  5. Step 5: Solve for x
    x = 88,088,901,762,433,600/295,488,047.40
  6. Step 6: Final answer
    x = 298,113,248.70

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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.