Home / 18,828,463,457.29-25,983,280,044.82-10,370,287,234.55

Finding the Fourth Proportional to 18,828,463,457.29, 25,983,280,044.82 and 10,370,287,234.55

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Solution

The fourth proportional to 18,828,463,457.29, 25,983,280,044.82 and 10,370,287,234.55 is: 14,310,996,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828,463,457.29 : 25,983,280,044.82 = 10,370,287,234.55 : x
  2. Step 2: Convert to fraction form
    18,828,463,457.29/25,983,280,044.82 = 10,370,287,234.55/x
  3. Step 3: Cross multiply
    18,828,463,457.29x = 25,983,280,044.82 × 10,370,287,234.55
  4. Step 4: Simplify right side
    18,828,463,457.29x = 269,454,077,360,581,312,512
  5. Step 5: Solve for x
    x = 269,454,077,360,581,312,512/18,828,463,457.29
  6. Step 6: Final answer
    x = 14,310,996,644.62

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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.