Home / 560,375,636.16-841,080,144.48-284,220,638.40

Finding the Fourth Proportional to 560,375,636.16, 841,080,144.48 and 284,220,638.40

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Solution

The fourth proportional to 560,375,636.16, 841,080,144.48 and 284,220,638.40 is: 426,593,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,375,636.16 : 841,080,144.48 = 284,220,638.40 : x
  2. Step 2: Convert to fraction form
    560,375,636.16/841,080,144.48 = 284,220,638.40/x
  3. Step 3: Cross multiply
    560,375,636.16x = 841,080,144.48 × 284,220,638.40
  4. Step 4: Simplify right side
    560,375,636.16x = 239,052,335,609,669,824
  5. Step 5: Solve for x
    x = 239,052,335,609,669,824/560,375,636.16
  6. Step 6: Final answer
    x = 426,593,021.15

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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.