Home / 256,183,359.93-384,298,663.14-83,661,077.61

Finding the Fourth Proportional to 256,183,359.93, 384,298,663.14 and 83,661,077.61

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Solution

The fourth proportional to 256,183,359.93, 384,298,663.14 and 83,661,077.61 is: 125,499,330.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,183,359.93 : 384,298,663.14 = 83,661,077.61 : x
  2. Step 2: Convert to fraction form
    256,183,359.93/384,298,663.14 = 83,661,077.61/x
  3. Step 3: Cross multiply
    256,183,359.93x = 384,298,663.14 × 83,661,077.61
  4. Step 4: Simplify right side
    256,183,359.93x = 32,150,840,282,374,784
  5. Step 5: Solve for x
    x = 32,150,840,282,374,784/256,183,359.93
  6. Step 6: Final answer
    x = 125,499,330.99

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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.