Home / 155,532,649.20-233,298,973.80-97,837,839.60

Finding the Fourth Proportional to 155,532,649.20, 233,298,973.80 and 97,837,839.60

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Solution

The fourth proportional to 155,532,649.20, 233,298,973.80 and 97,837,839.60 is: 146,756,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,532,649.20 : 233,298,973.80 = 97,837,839.60 : x
  2. Step 2: Convert to fraction form
    155,532,649.20/233,298,973.80 = 97,837,839.60/x
  3. Step 3: Cross multiply
    155,532,649.20x = 233,298,973.80 × 97,837,839.60
  4. Step 4: Simplify right side
    155,532,649.20x = 22,825,467,577,489,004
  5. Step 5: Solve for x
    x = 22,825,467,577,489,004/155,532,649.20
  6. Step 6: Final answer
    x = 146,756,759.40

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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.