Home / 707,466,473.40-1,061,298,933.48-247,299,978.36

Finding the Fourth Proportional to 707,466,473.40, 1,061,298,933.48 and 247,299,978.36

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Solution

The fourth proportional to 707,466,473.40, 1,061,298,933.48 and 247,299,978.36 is: 370,984,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,466,473.40 : 1,061,298,933.48 = 247,299,978.36 : x
  2. Step 2: Convert to fraction form
    707,466,473.40/1,061,298,933.48 = 247,299,978.36/x
  3. Step 3: Cross multiply
    707,466,473.40x = 1,061,298,933.48 × 247,299,978.36
  4. Step 4: Simplify right side
    707,466,473.40x = 262,459,203,283,095,104
  5. Step 5: Solve for x
    x = 262,459,203,283,095,104/707,466,473.40
  6. Step 6: Final answer
    x = 370,984,651.78

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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.