Home / 559,872,655.20-839,808,982.80-528,127,912.80

Finding the Fourth Proportional to 559,872,655.20, 839,808,982.80 and 528,127,912.80

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Solution

The fourth proportional to 559,872,655.20, 839,808,982.80 and 528,127,912.80 is: 792,191,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,655.20 : 839,808,982.80 = 528,127,912.80 : x
  2. Step 2: Convert to fraction form
    559,872,655.20/839,808,982.80 = 528,127,912.80/x
  3. Step 3: Cross multiply
    559,872,655.20x = 839,808,982.80 × 528,127,912.80
  4. Step 4: Simplify right side
    559,872,655.20x = 443,526,565,236,855,104
  5. Step 5: Solve for x
    x = 443,526,565,236,855,104/559,872,655.20
  6. Step 6: Final answer
    x = 792,191,869.20

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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.