Home / 455,977,187.60-683,899,426.20-132,827,363.60

Finding the Fourth Proportional to 455,977,187.60, 683,899,426.20 and 132,827,363.60

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Solution

The fourth proportional to 455,977,187.60, 683,899,426.20 and 132,827,363.60 is: 199,221,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,977,187.60 : 683,899,426.20 = 132,827,363.60 : x
  2. Step 2: Convert to fraction form
    455,977,187.60/683,899,426.20 = 132,827,363.60/x
  3. Step 3: Cross multiply
    455,977,187.60x = 683,899,426.20 × 132,827,363.60
  4. Step 4: Simplify right side
    455,977,187.60x = 90,840,557,749,698,768
  5. Step 5: Solve for x
    x = 90,840,557,749,698,768/455,977,187.60
  6. Step 6: Final answer
    x = 199,221,715.95

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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.