Home / 384,803,996.80-577,205,995.20-112,183,657.60

Finding the Fourth Proportional to 384,803,996.80, 577,205,995.20 and 112,183,657.60

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Solution

The fourth proportional to 384,803,996.80, 577,205,995.20 and 112,183,657.60 is: 168,275,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,803,996.80 : 577,205,995.20 = 112,183,657.60 : x
  2. Step 2: Convert to fraction form
    384,803,996.80/577,205,995.20 = 112,183,657.60/x
  3. Step 3: Cross multiply
    384,803,996.80x = 577,205,995.20 × 112,183,657.60
  4. Step 4: Simplify right side
    384,803,996.80x = 64,753,079,730,184,048
  5. Step 5: Solve for x
    x = 64,753,079,730,184,048/384,803,996.80
  6. Step 6: Final answer
    x = 168,275,486.40

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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.