Home / 710,473,396.30-980,403,514.09-413,094,540.80

Finding the Fourth Proportional to 710,473,396.30, 980,403,514.09 and 413,094,540.80

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Solution

The fourth proportional to 710,473,396.30, 980,403,514.09 and 413,094,540.80 is: 570,041,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,473,396.30 : 980,403,514.09 = 413,094,540.80 : x
  2. Step 2: Convert to fraction form
    710,473,396.30/980,403,514.09 = 413,094,540.80/x
  3. Step 3: Cross multiply
    710,473,396.30x = 980,403,514.09 × 413,094,540.80
  4. Step 4: Simplify right side
    710,473,396.30x = 404,999,339,453,133,120
  5. Step 5: Solve for x
    x = 404,999,339,453,133,120/710,473,396.30
  6. Step 6: Final answer
    x = 570,041,526.63

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1.5x scale

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.