Home / 654,019,612.22-980,221,598.76-561,251,271.26

Finding the Fourth Proportional to 654,019,612.22, 980,221,598.76 and 561,251,271.26

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Solution

The fourth proportional to 654,019,612.22, 980,221,598.76 and 561,251,271.26 is: 841,183,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,019,612.22 : 980,221,598.76 = 561,251,271.26 : x
  2. Step 2: Convert to fraction form
    654,019,612.22/980,221,598.76 = 561,251,271.26/x
  3. Step 3: Cross multiply
    654,019,612.22x = 980,221,598.76 × 561,251,271.26
  4. Step 4: Simplify right side
    654,019,612.22x = 550,150,618,420,559,616
  5. Step 5: Solve for x
    x = 550,150,618,420,559,616/654,019,612.22
  6. Step 6: Final answer
    x = 841,183,671.16

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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.