Home / 157,611,762.72-236,430,241.20-55,398,731.04

Finding the Fourth Proportional to 157,611,762.72, 236,430,241.20 and 55,398,731.04

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Solution

The fourth proportional to 157,611,762.72, 236,430,241.20 and 55,398,731.04 is: 83,102,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,611,762.72 : 236,430,241.20 = 55,398,731.04 : x
  2. Step 2: Convert to fraction form
    157,611,762.72/236,430,241.20 = 55,398,731.04/x
  3. Step 3: Cross multiply
    157,611,762.72x = 236,430,241.20 × 55,398,731.04
  4. Step 4: Simplify right side
    157,611,762.72x = 13,097,935,341,961,126
  5. Step 5: Solve for x
    x = 13,097,935,341,961,126/157,611,762.72
  6. Step 6: Final answer
    x = 83,102,524.30

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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.