Home / 1,643,658,064.34-2,466,334,745.51-770,348,154.92

Finding the Fourth Proportional to 1,643,658,064.34, 2,466,334,745.51 and 770,348,154.92

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Solution

The fourth proportional to 1,643,658,064.34, 2,466,334,745.51 and 770,348,154.92 is: 1,155,919,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,658,064.34 : 2,466,334,745.51 = 770,348,154.92 : x
  2. Step 2: Convert to fraction form
    1,643,658,064.34/2,466,334,745.51 = 770,348,154.92/x
  3. Step 3: Cross multiply
    1,643,658,064.34x = 2,466,334,745.51 × 770,348,154.92
  4. Step 4: Simplify right side
    1,643,658,064.34x = 1,899,936,420,602,532,864
  5. Step 5: Solve for x
    x = 1,899,936,420,602,532,864/1,643,658,064.34
  6. Step 6: Final answer
    x = 1,155,919,507.73

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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.