Home / 484,759,958.46-727,242,074.10-157,209,931.26

Finding the Fourth Proportional to 484,759,958.46, 727,242,074.10 and 157,209,931.26

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Solution

The fourth proportional to 484,759,958.46, 727,242,074.10 and 157,209,931.26 is: 235,848,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,759,958.46 : 727,242,074.10 = 157,209,931.26 : x
  2. Step 2: Convert to fraction form
    484,759,958.46/727,242,074.10 = 157,209,931.26/x
  3. Step 3: Cross multiply
    484,759,958.46x = 727,242,074.10 × 157,209,931.26
  4. Step 4: Simplify right side
    484,759,958.46x = 114,329,676,478,640,816
  5. Step 5: Solve for x
    x = 114,329,676,478,640,816/484,759,958.46
  6. Step 6: Final answer
    x = 235,848,020.21

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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.