Home / 484,821,966-727,335,084.87-157,271,903.40

Finding the Fourth Proportional to 484,821,966, 727,335,084.87 and 157,271,903.40

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Solution

The fourth proportional to 484,821,966, 727,335,084.87 and 157,271,903.40 is: 235,940,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,821,966 : 727,335,084.87 = 157,271,903.40 : x
  2. Step 2: Convert to fraction form
    484,821,966/727,335,084.87 = 157,271,903.40/x
  3. Step 3: Cross multiply
    484,821,966x = 727,335,084.87 × 157,271,903.40
  4. Step 4: Simplify right side
    484,821,966x = 114,389,373,207,105,440
  5. Step 5: Solve for x
    x = 114,389,373,207,105,440/484,821,966
  6. Step 6: Final answer
    x = 235,940,987.06

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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.