Home / 220,466,117.40-330,699,176.10-91,030,709.40

Finding the Fourth Proportional to 220,466,117.40, 330,699,176.10 and 91,030,709.40

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Solution

The fourth proportional to 220,466,117.40, 330,699,176.10 and 91,030,709.40 is: 136,546,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,466,117.40 : 330,699,176.10 = 91,030,709.40 : x
  2. Step 2: Convert to fraction form
    220,466,117.40/330,699,176.10 = 91,030,709.40/x
  3. Step 3: Cross multiply
    220,466,117.40x = 330,699,176.10 × 91,030,709.40
  4. Step 4: Simplify right side
    220,466,117.40x = 30,103,780,598,378,528
  5. Step 5: Solve for x
    x = 30,103,780,598,378,528/220,466,117.40
  6. Step 6: Final answer
    x = 136,546,064.10

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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.