Home / 298,808,999.60-448,213,499.40-94,310,502.80

Finding the Fourth Proportional to 298,808,999.60, 448,213,499.40 and 94,310,502.80

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Solution

The fourth proportional to 298,808,999.60, 448,213,499.40 and 94,310,502.80 is: 141,465,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,808,999.60 : 448,213,499.40 = 94,310,502.80 : x
  2. Step 2: Convert to fraction form
    298,808,999.60/448,213,499.40 = 94,310,502.80/x
  3. Step 3: Cross multiply
    298,808,999.60x = 448,213,499.40 × 94,310,502.80
  4. Step 4: Simplify right side
    298,808,999.60x = 42,271,240,490,161,496
  5. Step 5: Solve for x
    x = 42,271,240,490,161,496/298,808,999.60
  6. Step 6: Final answer
    x = 141,465,754.20

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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.