Home / 559,872,572.40-839,808,858.60-444,231,010.80

Finding the Fourth Proportional to 559,872,572.40, 839,808,858.60 and 444,231,010.80

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Solution

The fourth proportional to 559,872,572.40, 839,808,858.60 and 444,231,010.80 is: 666,346,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,572.40 : 839,808,858.60 = 444,231,010.80 : x
  2. Step 2: Convert to fraction form
    559,872,572.40/839,808,858.60 = 444,231,010.80/x
  3. Step 3: Cross multiply
    559,872,572.40x = 839,808,858.60 × 444,231,010.80
  4. Step 4: Simplify right side
    559,872,572.40x = 373,069,138,134,672,320
  5. Step 5: Solve for x
    x = 373,069,138,134,672,320/559,872,572.40
  6. Step 6: Final answer
    x = 666,346,516.20

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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.