Home / 729,055,132.18-1,006,096,082.25-399,030,271.18

Finding the Fourth Proportional to 729,055,132.18, 1,006,096,082.25 and 399,030,271.18

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Solution

The fourth proportional to 729,055,132.18, 1,006,096,082.25 and 399,030,271.18 is: 550,661,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,055,132.18 : 1,006,096,082.25 = 399,030,271.18 : x
  2. Step 2: Convert to fraction form
    729,055,132.18/1,006,096,082.25 = 399,030,271.18/x
  3. Step 3: Cross multiply
    729,055,132.18x = 1,006,096,082.25 × 399,030,271.18
  4. Step 4: Simplify right side
    729,055,132.18x = 401,462,792,533,353,088
  5. Step 5: Solve for x
    x = 401,462,792,533,353,088/729,055,132.18
  6. Step 6: Final answer
    x = 550,661,774.14

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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.