Home / 378,330,114.80-567,495,172.20-105,700,444.40

Finding the Fourth Proportional to 378,330,114.80, 567,495,172.20 and 105,700,444.40

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Solution

The fourth proportional to 378,330,114.80, 567,495,172.20 and 105,700,444.40 is: 158,550,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,330,114.80 : 567,495,172.20 = 105,700,444.40 : x
  2. Step 2: Convert to fraction form
    378,330,114.80/567,495,172.20 = 105,700,444.40/x
  3. Step 3: Cross multiply
    378,330,114.80x = 567,495,172.20 × 105,700,444.40
  4. Step 4: Simplify right side
    378,330,114.80x = 59,984,491,896,394,536
  5. Step 5: Solve for x
    x = 59,984,491,896,394,536/378,330,114.80
  6. Step 6: Final answer
    x = 158,550,666.60

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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.