Home / 896,989,340.15-1,345,484,010.23-655,124,636.15

Finding the Fourth Proportional to 896,989,340.15, 1,345,484,010.23 and 655,124,636.15

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Solution

The fourth proportional to 896,989,340.15, 1,345,484,010.23 and 655,124,636.15 is: 982,686,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,989,340.15 : 1,345,484,010.23 = 655,124,636.15 : x
  2. Step 2: Convert to fraction form
    896,989,340.15/1,345,484,010.23 = 655,124,636.15/x
  3. Step 3: Cross multiply
    896,989,340.15x = 1,345,484,010.23 × 655,124,636.15
  4. Step 4: Simplify right side
    896,989,340.15x = 881,459,722,647,571,584
  5. Step 5: Solve for x
    x = 881,459,722,647,571,584/896,989,340.15
  6. Step 6: Final answer
    x = 982,686,954.23

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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.