Home / 185,679,285,030.48-256,238,281,078.83-105,487,644,138.96

Finding the Fourth Proportional to 185,679,285,030.48, 256,238,281,078.83 and 105,487,644,138.96

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Solution

The fourth proportional to 185,679,285,030.48, 256,238,281,078.83 and 105,487,644,138.96 is: 145,573,441,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,679,285,030.48 : 256,238,281,078.83 = 105,487,644,138.96 : x
  2. Step 2: Convert to fraction form
    185,679,285,030.48/256,238,281,078.83 = 105,487,644,138.96/x
  3. Step 3: Cross multiply
    185,679,285,030.48x = 256,238,281,078.83 × 105,487,644,138.96
  4. Step 4: Simplify right side
    185,679,285,030.48x = 27,029,972,609,222,427,279,360
  5. Step 5: Solve for x
    x = 27,029,972,609,222,427,279,360/185,679,285,030.48
  6. Step 6: Final answer
    x = 145,573,441,888.18

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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.