Home / 45,349,724,094.20-68,024,586,141.30-31,146,219,351.80

Finding the Fourth Proportional to 45,349,724,094.20, 68,024,586,141.30 and 31,146,219,351.80

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Solution

The fourth proportional to 45,349,724,094.20, 68,024,586,141.30 and 31,146,219,351.80 is: 46,719,329,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,724,094.20 : 68,024,586,141.30 = 31,146,219,351.80 : x
  2. Step 2: Convert to fraction form
    45,349,724,094.20/68,024,586,141.30 = 31,146,219,351.80/x
  3. Step 3: Cross multiply
    45,349,724,094.20x = 68,024,586,141.30 × 31,146,219,351.80
  4. Step 4: Simplify right side
    45,349,724,094.20x = 2,118,708,681,272,344,182,784
  5. Step 5: Solve for x
    x = 2,118,708,681,272,344,182,784/45,349,724,094.20
  6. Step 6: Final answer
    x = 46,719,329,027.70

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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.