Home / 463,648,014.40-695,472,021.60-208,844,046.40

Finding the Fourth Proportional to 463,648,014.40, 695,472,021.60 and 208,844,046.40

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Solution

The fourth proportional to 463,648,014.40, 695,472,021.60 and 208,844,046.40 is: 313,266,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,648,014.40 : 695,472,021.60 = 208,844,046.40 : x
  2. Step 2: Convert to fraction form
    463,648,014.40/695,472,021.60 = 208,844,046.40/x
  3. Step 3: Cross multiply
    463,648,014.40x = 695,472,021.60 × 208,844,046.40
  4. Step 4: Simplify right side
    463,648,014.40x = 145,245,191,148,932,224
  5. Step 5: Solve for x
    x = 145,245,191,148,932,224/463,648,014.40
  6. Step 6: Final answer
    x = 313,266,069.60

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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.