Home / 296,779,977.80-409,548,467.16-171,327,940.04

Finding the Fourth Proportional to 296,779,977.80, 409,548,467.16 and 171,327,940.04

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Solution

The fourth proportional to 296,779,977.80, 409,548,467.16 and 171,327,940.04 is: 236,427,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,779,977.80 : 409,548,467.16 = 171,327,940.04 : x
  2. Step 2: Convert to fraction form
    296,779,977.80/409,548,467.16 = 171,327,940.04/x
  3. Step 3: Cross multiply
    296,779,977.80x = 409,548,467.16 × 171,327,940.04
  4. Step 4: Simplify right side
    296,779,977.80x = 70,167,095,225,062,392
  5. Step 5: Solve for x
    x = 70,167,095,225,062,392/296,779,977.80
  6. Step 6: Final answer
    x = 236,427,995.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.