Home / 590,490,400.80-885,735,601.20-587,089,178.40

Finding the Fourth Proportional to 590,490,400.80, 885,735,601.20 and 587,089,178.40

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Solution

The fourth proportional to 590,490,400.80, 885,735,601.20 and 587,089,178.40 is: 880,633,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,490,400.80 : 885,735,601.20 = 587,089,178.40 : x
  2. Step 2: Convert to fraction form
    590,490,400.80/885,735,601.20 = 587,089,178.40/x
  3. Step 3: Cross multiply
    590,490,400.80x = 885,735,601.20 × 587,089,178.40
  4. Step 4: Simplify right side
    590,490,400.80x = 520,005,786,388,138,048
  5. Step 5: Solve for x
    x = 520,005,786,388,138,048/590,490,400.80
  6. Step 6: Final answer
    x = 880,633,767.60

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1.5x scale

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.