Home / 559,860,216.80-839,790,325.20-284,361,202.40

Finding the Fourth Proportional to 559,860,216.80, 839,790,325.20 and 284,361,202.40

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Solution

The fourth proportional to 559,860,216.80, 839,790,325.20 and 284,361,202.40 is: 426,541,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,860,216.80 : 839,790,325.20 = 284,361,202.40 : x
  2. Step 2: Convert to fraction form
    559,860,216.80/839,790,325.20 = 284,361,202.40/x
  3. Step 3: Cross multiply
    559,860,216.80x = 839,790,325.20 × 284,361,202.40
  4. Step 4: Simplify right side
    559,860,216.80x = 238,803,786,637,759,008
  5. Step 5: Solve for x
    x = 238,803,786,637,759,008/559,860,216.80
  6. Step 6: Final answer
    x = 426,541,803.60

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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.