Home / 245,940,952,520.80-368,911,428,781.20-146,679,677,999.20

Finding the Fourth Proportional to 245,940,952,520.80, 368,911,428,781.20 and 146,679,677,999.20

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Solution

The fourth proportional to 245,940,952,520.80, 368,911,428,781.20 and 146,679,677,999.20 is: 220,019,516,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,940,952,520.80 : 368,911,428,781.20 = 146,679,677,999.20 : x
  2. Step 2: Convert to fraction form
    245,940,952,520.80/368,911,428,781.20 = 146,679,677,999.20/x
  3. Step 3: Cross multiply
    245,940,952,520.80x = 368,911,428,781.20 × 146,679,677,999.20
  4. Step 4: Simplify right side
    245,940,952,520.80x = 54,111,809,583,851,228,889,088
  5. Step 5: Solve for x
    x = 54,111,809,583,851,228,889,088/245,940,952,520.80
  6. Step 6: Final answer
    x = 220,019,516,998.80

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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.