Home / 849,680,457.77-1,274,656,887.87-358,466,082.58

Finding the Fourth Proportional to 849,680,457.77, 1,274,656,887.87 and 358,466,082.58

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Solution

The fourth proportional to 849,680,457.77, 1,274,656,887.87 and 358,466,082.58 is: 537,756,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,680,457.77 : 1,274,656,887.87 = 358,466,082.58 : x
  2. Step 2: Convert to fraction form
    849,680,457.77/1,274,656,887.87 = 358,466,082.58/x
  3. Step 3: Cross multiply
    849,680,457.77x = 1,274,656,887.87 × 358,466,082.58
  4. Step 4: Simplify right side
    849,680,457.77x = 456,921,261,220,207,616
  5. Step 5: Solve for x
    x = 456,921,261,220,207,616/849,680,457.77
  6. Step 6: Final answer
    x = 537,756,584.90

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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.