Home / 109,655,442.83-164,483,164.25-45,005,645.18

Finding the Fourth Proportional to 109,655,442.83, 164,483,164.25 and 45,005,645.18

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Solution

The fourth proportional to 109,655,442.83, 164,483,164.25 and 45,005,645.18 is: 67,508,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,655,442.83 : 164,483,164.25 = 45,005,645.18 : x
  2. Step 2: Convert to fraction form
    109,655,442.83/164,483,164.25 = 45,005,645.18/x
  3. Step 3: Cross multiply
    109,655,442.83x = 164,483,164.25 × 45,005,645.18
  4. Step 4: Simplify right side
    109,655,442.83x = 7,402,670,927,271,716
  5. Step 5: Solve for x
    x = 7,402,670,927,271,716/109,655,442.83
  6. Step 6: Final answer
    x = 67,508,467.77

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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.