Home / 173,840,689,653.90-260,761,034,480.85-142,433,802,012.30

Finding the Fourth Proportional to 173,840,689,653.90, 260,761,034,480.85 and 142,433,802,012.30

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Solution

The fourth proportional to 173,840,689,653.90, 260,761,034,480.85 and 142,433,802,012.30 is: 213,650,703,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,689,653.90 : 260,761,034,480.85 = 142,433,802,012.30 : x
  2. Step 2: Convert to fraction form
    173,840,689,653.90/260,761,034,480.85 = 142,433,802,012.30/x
  3. Step 3: Cross multiply
    173,840,689,653.90x = 260,761,034,480.85 × 142,433,802,012.30
  4. Step 4: Simplify right side
    173,840,689,653.90x = 37,141,185,557,767,921,860,608
  5. Step 5: Solve for x
    x = 37,141,185,557,767,921,860,608/173,840,689,653.90
  6. Step 6: Final answer
    x = 213,650,703,018.45

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Double scale
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Similar ratio
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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.