Home / 764,871,492.80-1,149,007,850.40-735,961,102.40

Finding the Fourth Proportional to 764,871,492.80, 1,149,007,850.40 and 735,961,102.40

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Solution

The fourth proportional to 764,871,492.80, 1,149,007,850.40 and 735,961,102.40 is: 1,105,577,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,871,492.80 : 1,149,007,850.40 = 735,961,102.40 : x
  2. Step 2: Convert to fraction form
    764,871,492.80/1,149,007,850.40 = 735,961,102.40/x
  3. Step 3: Cross multiply
    764,871,492.80x = 1,149,007,850.40 × 735,961,102.40
  4. Step 4: Simplify right side
    764,871,492.80x = 845,625,084,246,638,336
  5. Step 5: Solve for x
    x = 845,625,084,246,638,336/764,871,492.80
  6. Step 6: Final answer
    x = 1,105,577,985.59

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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.