Home / 607,269,501.20-910,904,251.80-377,686,989.20

Finding the Fourth Proportional to 607,269,501.20, 910,904,251.80 and 377,686,989.20

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Solution

The fourth proportional to 607,269,501.20, 910,904,251.80 and 377,686,989.20 is: 566,530,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,269,501.20 : 910,904,251.80 = 377,686,989.20 : x
  2. Step 2: Convert to fraction form
    607,269,501.20/910,904,251.80 = 377,686,989.20/x
  3. Step 3: Cross multiply
    607,269,501.20x = 910,904,251.80 × 377,686,989.20
  4. Step 4: Simplify right side
    607,269,501.20x = 344,036,684,311,820,672
  5. Step 5: Solve for x
    x = 344,036,684,311,820,672/607,269,501.20
  6. Step 6: Final answer
    x = 566,530,483.80

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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.