Home / 2,880,157,820.49-3,974,596,632.23-1,627,071,905.61

Finding the Fourth Proportional to 2,880,157,820.49, 3,974,596,632.23 and 1,627,071,905.61

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Solution

The fourth proportional to 2,880,157,820.49, 3,974,596,632.23 and 1,627,071,905.61 is: 2,245,347,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,157,820.49 : 3,974,596,632.23 = 1,627,071,905.61 : x
  2. Step 2: Convert to fraction form
    2,880,157,820.49/3,974,596,632.23 = 1,627,071,905.61/x
  3. Step 3: Cross multiply
    2,880,157,820.49x = 3,974,596,632.23 × 1,627,071,905.61
  4. Step 4: Simplify right side
    2,880,157,820.49x = 6,466,954,516,425,418,752
  5. Step 5: Solve for x
    x = 6,466,954,516,425,418,752/2,880,157,820.49
  6. Step 6: Final answer
    x = 2,245,347,275.91

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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.