Home / 21,721,459,386.24-32,564,606,337.74-6,790,939,619.11

Finding the Fourth Proportional to 21,721,459,386.24, 32,564,606,337.74 and 6,790,939,619.11

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Solution

The fourth proportional to 21,721,459,386.24, 32,564,606,337.74 and 6,790,939,619.11 is: 10,180,912,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,721,459,386.24 : 32,564,606,337.74 = 6,790,939,619.11 : x
  2. Step 2: Convert to fraction form
    21,721,459,386.24/32,564,606,337.74 = 6,790,939,619.11/x
  3. Step 3: Cross multiply
    21,721,459,386.24x = 32,564,606,337.74 × 6,790,939,619.11
  4. Step 4: Simplify right side
    21,721,459,386.24x = 221,144,275,359,618,138,112
  5. Step 5: Solve for x
    x = 221,144,275,359,618,138,112/21,721,459,386.24
  6. Step 6: Final answer
    x = 10,180,912,406.82

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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.