Home / 484,920,674.40-727,381,011.60-291,050,997.60

Finding the Fourth Proportional to 484,920,674.40, 727,381,011.60 and 291,050,997.60

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Solution

The fourth proportional to 484,920,674.40, 727,381,011.60 and 291,050,997.60 is: 436,576,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,920,674.40 : 727,381,011.60 = 291,050,997.60 : x
  2. Step 2: Convert to fraction form
    484,920,674.40/727,381,011.60 = 291,050,997.60/x
  3. Step 3: Cross multiply
    484,920,674.40x = 727,381,011.60 × 291,050,997.60
  4. Step 4: Simplify right side
    484,920,674.40x = 211,704,969,061,477,184
  5. Step 5: Solve for x
    x = 211,704,969,061,477,184/484,920,674.40
  6. Step 6: Final answer
    x = 436,576,496.40

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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.