Home / 20,165,083,283.97-30,247,209,557.76-6,720,343,547.73

Finding the Fourth Proportional to 20,165,083,283.97, 30,247,209,557.76 and 6,720,343,547.73

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Solution

The fourth proportional to 20,165,083,283.97, 30,247,209,557.76 and 6,720,343,547.73 is: 10,080,376,893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,083,283.97 : 30,247,209,557.76 = 6,720,343,547.73 : x
  2. Step 2: Convert to fraction form
    20,165,083,283.97/30,247,209,557.76 = 6,720,343,547.73/x
  3. Step 3: Cross multiply
    20,165,083,283.97x = 30,247,209,557.76 × 6,720,343,547.73
  4. Step 4: Simplify right side
    20,165,083,283.97x = 203,271,639,588,329,586,688
  5. Step 5: Solve for x
    x = 203,271,639,588,329,586,688/20,165,083,283.97
  6. Step 6: Final answer
    x = 10,080,376,893.36

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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.