Home / 109,031,222.40-163,774,281.60-92,025,110.40

Finding the Fourth Proportional to 109,031,222.40, 163,774,281.60 and 92,025,110.40

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Solution

The fourth proportional to 109,031,222.40, 163,774,281.60 and 92,025,110.40 is: 138,229,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,031,222.40 : 163,774,281.60 = 92,025,110.40 : x
  2. Step 2: Convert to fraction form
    109,031,222.40/163,774,281.60 = 92,025,110.40/x
  3. Step 3: Cross multiply
    109,031,222.40x = 163,774,281.60 × 92,025,110.40
  4. Step 4: Simplify right side
    109,031,222.40x = 15,071,346,344,920,690
  5. Step 5: Solve for x
    x = 15,071,346,344,920,690/109,031,222.40
  6. Step 6: Final answer
    x = 138,229,637.47

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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.