Home / 295,111,538.80-442,667,308.20-207,104,909.20

Finding the Fourth Proportional to 295,111,538.80, 442,667,308.20 and 207,104,909.20

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Solution

The fourth proportional to 295,111,538.80, 442,667,308.20 and 207,104,909.20 is: 310,657,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,111,538.80 : 442,667,308.20 = 207,104,909.20 : x
  2. Step 2: Convert to fraction form
    295,111,538.80/442,667,308.20 = 207,104,909.20/x
  3. Step 3: Cross multiply
    295,111,538.80x = 442,667,308.20 × 207,104,909.20
  4. Step 4: Simplify right side
    295,111,538.80x = 91,678,572,670,569,408
  5. Step 5: Solve for x
    x = 91,678,572,670,569,408/295,111,538.80
  6. Step 6: Final answer
    x = 310,657,363.80

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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.