Home / 590,516,808.20-885,775,212.30-547,518,638.60

Finding the Fourth Proportional to 590,516,808.20, 885,775,212.30 and 547,518,638.60

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Solution

The fourth proportional to 590,516,808.20, 885,775,212.30 and 547,518,638.60 is: 821,277,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,516,808.20 : 885,775,212.30 = 547,518,638.60 : x
  2. Step 2: Convert to fraction form
    590,516,808.20/885,775,212.30 = 547,518,638.60/x
  3. Step 3: Cross multiply
    590,516,808.20x = 885,775,212.30 × 547,518,638.60
  4. Step 4: Simplify right side
    590,516,808.20x = 484,978,438,344,121,984
  5. Step 5: Solve for x
    x = 484,978,438,344,121,984/590,516,808.20
  6. Step 6: Final answer
    x = 821,277,957.90

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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.