Home / 52,680,282,063.88-79,035,945,896.93-21,221,743,081.00

Finding the Fourth Proportional to 52,680,282,063.88, 79,035,945,896.93 and 21,221,743,081.00

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Solution

The fourth proportional to 52,680,282,063.88, 79,035,945,896.93 and 21,221,743,081.00 is: 31,838,867,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,680,282,063.88 : 79,035,945,896.93 = 21,221,743,081.00 : x
  2. Step 2: Convert to fraction form
    52,680,282,063.88/79,035,945,896.93 = 21,221,743,081.00/x
  3. Step 3: Cross multiply
    52,680,282,063.88x = 79,035,945,896.93 × 21,221,743,081.00
  4. Step 4: Simplify right side
    52,680,282,063.88x = 1,677,280,537,988,069,064,704
  5. Step 5: Solve for x
    x = 1,677,280,537,988,069,064,704/52,680,282,063.88
  6. Step 6: Final answer
    x = 31,838,867,832.07

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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.