Home / 20,788,963,235.91-31,183,104,084.48-6,623,736,561.72

Finding the Fourth Proportional to 20,788,963,235.91, 31,183,104,084.48 and 6,623,736,561.72

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Solution

The fourth proportional to 20,788,963,235.91, 31,183,104,084.48 and 6,623,736,561.72 is: 9,935,496,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,788,963,235.91 : 31,183,104,084.48 = 6,623,736,561.72 : x
  2. Step 2: Convert to fraction form
    20,788,963,235.91/31,183,104,084.48 = 6,623,736,561.72/x
  3. Step 3: Cross multiply
    20,788,963,235.91x = 31,183,104,084.48 × 6,623,736,561.72
  4. Step 4: Simplify right side
    20,788,963,235.91x = 206,548,666,632,290,435,072
  5. Step 5: Solve for x
    x = 206,548,666,632,290,435,072/20,788,963,235.91
  6. Step 6: Final answer
    x = 9,935,496,267.34

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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.