Home / 109,119,717.30-163,742,561.55-40,969,298.10

Finding the Fourth Proportional to 109,119,717.30, 163,742,561.55 and 40,969,298.10

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Solution

The fourth proportional to 109,119,717.30, 163,742,561.55 and 40,969,298.10 is: 61,477,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,119,717.30 : 163,742,561.55 = 40,969,298.10 : x
  2. Step 2: Convert to fraction form
    109,119,717.30/163,742,561.55 = 40,969,298.10/x
  3. Step 3: Cross multiply
    109,119,717.30x = 163,742,561.55 × 40,969,298.10
  4. Step 4: Simplify right side
    109,119,717.30x = 6,708,417,815,799,549
  5. Step 5: Solve for x
    x = 6,708,417,815,799,549/109,119,717.30
  6. Step 6: Final answer
    x = 61,477,595.27

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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.