Home / 157,464,808.80-236,197,213.20-145,985,683.20

Finding the Fourth Proportional to 157,464,808.80, 236,197,213.20 and 145,985,683.20

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Solution

The fourth proportional to 157,464,808.80, 236,197,213.20 and 145,985,683.20 is: 218,978,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,808.80 : 236,197,213.20 = 145,985,683.20 : x
  2. Step 2: Convert to fraction form
    157,464,808.80/236,197,213.20 = 145,985,683.20/x
  3. Step 3: Cross multiply
    157,464,808.80x = 236,197,213.20 × 145,985,683.20
  4. Step 4: Simplify right side
    157,464,808.80x = 34,481,411,538,938,052
  5. Step 5: Solve for x
    x = 34,481,411,538,938,052/157,464,808.80
  6. Step 6: Final answer
    x = 218,978,524.80

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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.