Home / 265,963,884.20-398,945,826.30-163,927,212.20

Finding the Fourth Proportional to 265,963,884.20, 398,945,826.30 and 163,927,212.20

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Solution

The fourth proportional to 265,963,884.20, 398,945,826.30 and 163,927,212.20 is: 245,890,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,963,884.20 : 398,945,826.30 = 163,927,212.20 : x
  2. Step 2: Convert to fraction form
    265,963,884.20/398,945,826.30 = 163,927,212.20/x
  3. Step 3: Cross multiply
    265,963,884.20x = 398,945,826.30 × 163,927,212.20
  4. Step 4: Simplify right side
    265,963,884.20x = 65,398,077,124,184,440
  5. Step 5: Solve for x
    x = 65,398,077,124,184,440/265,963,884.20
  6. Step 6: Final answer
    x = 245,890,818.30

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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.