Home / 14,421,917,518.98-19,902,363,032.24-7,991,844,905.26

Finding the Fourth Proportional to 14,421,917,518.98, 19,902,363,032.24 and 7,991,844,905.26

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Solution

The fourth proportional to 14,421,917,518.98, 19,902,363,032.24 and 7,991,844,905.26 is: 11,028,810,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,917,518.98 : 19,902,363,032.24 = 7,991,844,905.26 : x
  2. Step 2: Convert to fraction form
    14,421,917,518.98/19,902,363,032.24 = 7,991,844,905.26/x
  3. Step 3: Cross multiply
    14,421,917,518.98x = 19,902,363,032.24 × 7,991,844,905.26
  4. Step 4: Simplify right side
    14,421,917,518.98x = 159,056,598,601,842,229,248
  5. Step 5: Solve for x
    x = 159,056,598,601,842,229,248/14,421,917,518.98
  6. Step 6: Final answer
    x = 11,028,810,724.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.