Home / 561,201,709,344.30-841,802,564,016.45-163,708,287,630.30

Finding the Fourth Proportional to 561,201,709,344.30, 841,802,564,016.45 and 163,708,287,630.30

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Solution

The fourth proportional to 561,201,709,344.30, 841,802,564,016.45 and 163,708,287,630.30 is: 245,562,431,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,201,709,344.30 : 841,802,564,016.45 = 163,708,287,630.30 : x
  2. Step 2: Convert to fraction form
    561,201,709,344.30/841,802,564,016.45 = 163,708,287,630.30/x
  3. Step 3: Cross multiply
    561,201,709,344.30x = 841,802,564,016.45 × 163,708,287,630.30
  4. Step 4: Simplify right side
    561,201,709,344.30x = 137,810,056,277,929,003,843,584
  5. Step 5: Solve for x
    x = 137,810,056,277,929,003,843,584/561,201,709,344.30
  6. Step 6: Final answer
    x = 245,562,431,445.45

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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.