Home / 107,446,953.60-161,111,332.80-73,406,736

Finding the Fourth Proportional to 107,446,953.60, 161,111,332.80 and 73,406,736

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Solution

The fourth proportional to 107,446,953.60, 161,111,332.80 and 73,406,736 is: 110,069,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,446,953.60 : 161,111,332.80 = 73,406,736 : x
  2. Step 2: Convert to fraction form
    107,446,953.60/161,111,332.80 = 73,406,736/x
  3. Step 3: Cross multiply
    107,446,953.60x = 161,111,332.80 × 73,406,736
  4. Step 4: Simplify right side
    107,446,953.60x = 11,826,657,073,457,742
  5. Step 5: Solve for x
    x = 11,826,657,073,457,742/107,446,953.60
  6. Step 6: Final answer
    x = 110,069,729.08

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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.