Home / 42,109,057.80-63,163,586.70-35,944,342.20

Finding the Fourth Proportional to 42,109,057.80, 63,163,586.70 and 35,944,342.20

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Solution

The fourth proportional to 42,109,057.80, 63,163,586.70 and 35,944,342.20 is: 53,916,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,109,057.80 : 63,163,586.70 = 35,944,342.20 : x
  2. Step 2: Convert to fraction form
    42,109,057.80/63,163,586.70 = 35,944,342.20/x
  3. Step 3: Cross multiply
    42,109,057.80x = 63,163,586.70 × 35,944,342.20
  4. Step 4: Simplify right side
    42,109,057.80x = 2,270,373,574,924,169
  5. Step 5: Solve for x
    x = 2,270,373,574,924,169/42,109,057.80
  6. Step 6: Final answer
    x = 53,916,513.30

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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.