Home / 353,953,229.60-530,929,844.40-293,487,053.60

Finding the Fourth Proportional to 353,953,229.60, 530,929,844.40 and 293,487,053.60

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Solution

The fourth proportional to 353,953,229.60, 530,929,844.40 and 293,487,053.60 is: 440,230,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,953,229.60 : 530,929,844.40 = 293,487,053.60 : x
  2. Step 2: Convert to fraction form
    353,953,229.60/530,929,844.40 = 293,487,053.60/x
  3. Step 3: Cross multiply
    353,953,229.60x = 530,929,844.40 × 293,487,053.60
  4. Step 4: Simplify right side
    353,953,229.60x = 155,821,035,701,262,464
  5. Step 5: Solve for x
    x = 155,821,035,701,262,464/353,953,229.60
  6. Step 6: Final answer
    x = 440,230,580.40

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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.