Home / 163,703,906.10-245,555,859.15-112,047,840.90

Finding the Fourth Proportional to 163,703,906.10, 245,555,859.15 and 112,047,840.90

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Solution

The fourth proportional to 163,703,906.10, 245,555,859.15 and 112,047,840.90 is: 168,071,761.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,703,906.10 : 245,555,859.15 = 112,047,840.90 : x
  2. Step 2: Convert to fraction form
    163,703,906.10/245,555,859.15 = 112,047,840.90/x
  3. Step 3: Cross multiply
    163,703,906.10x = 245,555,859.15 × 112,047,840.90
  4. Step 4: Simplify right side
    163,703,906.10x = 27,514,003,838,102,012
  5. Step 5: Solve for x
    x = 27,514,003,838,102,012/163,703,906.10
  6. Step 6: Final answer
    x = 168,071,761.35

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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.