Home / 469,660,328.40-704,490,492.60-124,613,288.40

Finding the Fourth Proportional to 469,660,328.40, 704,490,492.60 and 124,613,288.40

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Solution

The fourth proportional to 469,660,328.40, 704,490,492.60 and 124,613,288.40 is: 186,919,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,660,328.40 : 704,490,492.60 = 124,613,288.40 : x
  2. Step 2: Convert to fraction form
    469,660,328.40/704,490,492.60 = 124,613,288.40/x
  3. Step 3: Cross multiply
    469,660,328.40x = 704,490,492.60 × 124,613,288.40
  4. Step 4: Simplify right side
    469,660,328.40x = 87,788,876,929,421,872
  5. Step 5: Solve for x
    x = 87,788,876,929,421,872/469,660,328.40
  6. Step 6: Final answer
    x = 186,919,932.60

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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.