Home / 476,931,496.20-715,397,244.30-416,465,320.20

Finding the Fourth Proportional to 476,931,496.20, 715,397,244.30 and 416,465,320.20

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Solution

The fourth proportional to 476,931,496.20, 715,397,244.30 and 416,465,320.20 is: 624,697,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,931,496.20 : 715,397,244.30 = 416,465,320.20 : x
  2. Step 2: Convert to fraction form
    476,931,496.20/715,397,244.30 = 416,465,320.20/x
  3. Step 3: Cross multiply
    476,931,496.20x = 715,397,244.30 × 416,465,320.20
  4. Step 4: Simplify right side
    476,931,496.20x = 297,938,142,417,597,120
  5. Step 5: Solve for x
    x = 297,938,142,417,597,120/476,931,496.20
  6. Step 6: Final answer
    x = 624,697,980.30

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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.