Home / 145,550,331,621.48-218,329,945,226.98-49,935,009,232.15

Finding the Fourth Proportional to 145,550,331,621.48, 218,329,945,226.98 and 49,935,009,232.15

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Solution

The fourth proportional to 145,550,331,621.48, 218,329,945,226.98 and 49,935,009,232.15 is: 74,904,039,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,550,331,621.48 : 218,329,945,226.98 = 49,935,009,232.15 : x
  2. Step 2: Convert to fraction form
    145,550,331,621.48/218,329,945,226.98 = 49,935,009,232.15/x
  3. Step 3: Cross multiply
    145,550,331,621.48x = 218,329,945,226.98 × 49,935,009,232.15
  4. Step 4: Simplify right side
    145,550,331,621.48x = 10,902,307,830,564,923,637,760
  5. Step 5: Solve for x
    x = 10,902,307,830,564,923,637,760/145,550,331,621.48
  6. Step 6: Final answer
    x = 74,904,039,785.48

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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.