Home / 357,823,254.40-536,734,881.60-355,555,772.80

Finding the Fourth Proportional to 357,823,254.40, 536,734,881.60 and 355,555,772.80

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Solution

The fourth proportional to 357,823,254.40, 536,734,881.60 and 355,555,772.80 is: 533,333,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,823,254.40 : 536,734,881.60 = 355,555,772.80 : x
  2. Step 2: Convert to fraction form
    357,823,254.40/536,734,881.60 = 355,555,772.80/x
  3. Step 3: Cross multiply
    357,823,254.40x = 536,734,881.60 × 355,555,772.80
  4. Step 4: Simplify right side
    357,823,254.40x = 190,839,185,616,004,512
  5. Step 5: Solve for x
    x = 190,839,185,616,004,512/357,823,254.40
  6. Step 6: Final answer
    x = 533,333,659.20

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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.