Home / 357,366,934.30-536,050,401.45-321,087,228.70

Finding the Fourth Proportional to 357,366,934.30, 536,050,401.45 and 321,087,228.70

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Solution

The fourth proportional to 357,366,934.30, 536,050,401.45 and 321,087,228.70 is: 481,630,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,366,934.30 : 536,050,401.45 = 321,087,228.70 : x
  2. Step 2: Convert to fraction form
    357,366,934.30/536,050,401.45 = 321,087,228.70/x
  3. Step 3: Cross multiply
    357,366,934.30x = 536,050,401.45 × 321,087,228.70
  4. Step 4: Simplify right side
    357,366,934.30x = 172,118,937,845,102,944
  5. Step 5: Solve for x
    x = 172,118,937,845,102,944/357,366,934.30
  6. Step 6: Final answer
    x = 481,630,843.05

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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.