Home / 163,633,263.23-225,818,702.36-89,298,623.36

Finding the Fourth Proportional to 163,633,263.23, 225,818,702.36 and 89,298,623.36

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Solution

The fourth proportional to 163,633,263.23, 225,818,702.36 and 89,298,623.36 is: 123,234,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,633,263.23 : 225,818,702.36 = 89,298,623.36 : x
  2. Step 2: Convert to fraction form
    163,633,263.23/225,818,702.36 = 89,298,623.36/x
  3. Step 3: Cross multiply
    163,633,263.23x = 225,818,702.36 × 89,298,623.36
  4. Step 4: Simplify right side
    163,633,263.23x = 20,165,299,248,113,996
  5. Step 5: Solve for x
    x = 20,165,299,248,113,996/163,633,263.23
  6. Step 6: Final answer
    x = 123,234,719.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.