Home / 286,737,739,596.06-395,696,700,996.81-158,278,064,543.83

Finding the Fourth Proportional to 286,737,739,596.06, 395,696,700,996.81 and 158,278,064,543.83

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Solution

The fourth proportional to 286,737,739,596.06, 395,696,700,996.81 and 158,278,064,543.83 is: 218,422,967,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,737,739,596.06 : 395,696,700,996.81 = 158,278,064,543.83 : x
  2. Step 2: Convert to fraction form
    286,737,739,596.06/395,696,700,996.81 = 158,278,064,543.83/x
  3. Step 3: Cross multiply
    286,737,739,596.06x = 395,696,700,996.81 × 158,278,064,543.83
  4. Step 4: Simplify right side
    286,737,739,596.06x = 62,630,107,980,153,684,492,288
  5. Step 5: Solve for x
    x = 62,630,107,980,153,684,492,288/286,737,739,596.06
  6. Step 6: Final answer
    x = 218,422,967,511.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.