Home / 590,976,039.40-886,464,059.10-318,878,247.40

Finding the Fourth Proportional to 590,976,039.40, 886,464,059.10 and 318,878,247.40

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Solution

The fourth proportional to 590,976,039.40, 886,464,059.10 and 318,878,247.40 is: 478,317,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,976,039.40 : 886,464,059.10 = 318,878,247.40 : x
  2. Step 2: Convert to fraction form
    590,976,039.40/886,464,059.10 = 318,878,247.40/x
  3. Step 3: Cross multiply
    590,976,039.40x = 886,464,059.10 × 318,878,247.40
  4. Step 4: Simplify right side
    590,976,039.40x = 282,674,105,548,898,016
  5. Step 5: Solve for x
    x = 282,674,105,548,898,016/590,976,039.40
  6. Step 6: Final answer
    x = 478,317,371.10

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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.