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Finding the Fourth Proportional to 555,084,296.98, 832,037,646.98 and 259,730,573.01

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Solution

The fourth proportional to 555,084,296.98, 832,037,646.98 and 259,730,573.01 is: 389,320,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,084,296.98 : 832,037,646.98 = 259,730,573.01 : x
  2. Step 2: Convert to fraction form
    555,084,296.98/832,037,646.98 = 259,730,573.01/x
  3. Step 3: Cross multiply
    555,084,296.98x = 832,037,646.98 × 259,730,573.01
  4. Step 4: Simplify right side
    555,084,296.98x = 216,105,614,814,763,040
  5. Step 5: Solve for x
    x = 216,105,614,814,763,040/555,084,296.98
  6. Step 6: Final answer
    x = 389,320,353.67

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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.