Home / 460,772,784.17-691,172,053.89-149,880,401.20

Finding the Fourth Proportional to 460,772,784.17, 691,172,053.89 and 149,880,401.20

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Solution

The fourth proportional to 460,772,784.17, 691,172,053.89 and 149,880,401.20 is: 224,824,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,772,784.17 : 691,172,053.89 = 149,880,401.20 : x
  2. Step 2: Convert to fraction form
    460,772,784.17/691,172,053.89 = 149,880,401.20/x
  3. Step 3: Cross multiply
    460,772,784.17x = 691,172,053.89 × 149,880,401.20
  4. Step 4: Simplify right side
    460,772,784.17x = 103,593,144,735,261,216
  5. Step 5: Solve for x
    x = 103,593,144,735,261,216/460,772,784.17
  6. Step 6: Final answer
    x = 224,824,790.64

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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.