Home / 145,550,331,621.98-218,329,945,227.71-49,935,009,232.66

Finding the Fourth Proportional to 145,550,331,621.98, 218,329,945,227.71 and 49,935,009,232.66

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Solution

The fourth proportional to 145,550,331,621.98, 218,329,945,227.71 and 49,935,009,232.66 is: 74,904,039,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,550,331,621.98 : 218,329,945,227.71 = 49,935,009,232.66 : x
  2. Step 2: Convert to fraction form
    145,550,331,621.98/218,329,945,227.71 = 49,935,009,232.66/x
  3. Step 3: Cross multiply
    145,550,331,621.98x = 218,329,945,227.71 × 49,935,009,232.66
  4. Step 4: Simplify right side
    145,550,331,621.98x = 10,902,307,830,710,759,587,840
  5. Step 5: Solve for x
    x = 10,902,307,830,710,759,587,840/145,550,331,621.98
  6. Step 6: Final answer
    x = 74,904,039,786.22

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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.