Home / 124,526,201.30-186,285,417.15-109,409,657.30

Finding the Fourth Proportional to 124,526,201.30, 186,285,417.15 and 109,409,657.30

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Solution

The fourth proportional to 124,526,201.30, 186,285,417.15 and 109,409,657.30 is: 163,671,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526,201.30 : 186,285,417.15 = 109,409,657.30 : x
  2. Step 2: Convert to fraction form
    124,526,201.30/186,285,417.15 = 109,409,657.30/x
  3. Step 3: Cross multiply
    124,526,201.30x = 186,285,417.15 × 109,409,657.30
  4. Step 4: Simplify right side
    124,526,201.30x = 20,381,423,650,369,044
  5. Step 5: Solve for x
    x = 20,381,423,650,369,044/124,526,201.30
  6. Step 6: Final answer
    x = 163,671,768.97

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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.