Home / 21,404,797,339.59-32,058,287,909.31-10,220,505,075.81

Finding the Fourth Proportional to 21,404,797,339.59, 32,058,287,909.31 and 10,220,505,075.81

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Solution

The fourth proportional to 21,404,797,339.59, 32,058,287,909.31 and 10,220,505,075.81 is: 15,307,404,648.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,797,339.59 : 32,058,287,909.31 = 10,220,505,075.81 : x
  2. Step 2: Convert to fraction form
    21,404,797,339.59/32,058,287,909.31 = 10,220,505,075.81/x
  3. Step 3: Cross multiply
    21,404,797,339.59x = 32,058,287,909.31 × 10,220,505,075.81
  4. Step 4: Simplify right side
    21,404,797,339.59x = 327,651,894,298,881,228,800
  5. Step 5: Solve for x
    x = 327,651,894,298,881,228,800/21,404,797,339.59
  6. Step 6: Final answer
    x = 15,307,404,648.62

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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.