Home / 18,458,294,422.51-27,654,152,111.21-11,363,429,526.67

Finding the Fourth Proportional to 18,458,294,422.51, 27,654,152,111.21 and 11,363,429,526.67

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Solution

The fourth proportional to 18,458,294,422.51, 27,654,152,111.21 and 11,363,429,526.67 is: 17,024,650,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458,294,422.51 : 27,654,152,111.21 = 11,363,429,526.67 : x
  2. Step 2: Convert to fraction form
    18,458,294,422.51/27,654,152,111.21 = 11,363,429,526.67/x
  3. Step 3: Cross multiply
    18,458,294,422.51x = 27,654,152,111.21 × 11,363,429,526.67
  4. Step 4: Simplify right side
    18,458,294,422.51x = 314,246,008,635,490,435,072
  5. Step 5: Solve for x
    x = 314,246,008,635,490,435,072/18,458,294,422.51
  6. Step 6: Final answer
    x = 17,024,650,351.89

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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.