Home / 110,030,632.20-165,045,948.30-77,745,591.45

Finding the Fourth Proportional to 110,030,632.20, 165,045,948.30 and 77,745,591.45

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Solution

The fourth proportional to 110,030,632.20, 165,045,948.30 and 77,745,591.45 is: 116,618,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,030,632.20 : 165,045,948.30 = 77,745,591.45 : x
  2. Step 2: Convert to fraction form
    110,030,632.20/165,045,948.30 = 77,745,591.45/x
  3. Step 3: Cross multiply
    110,030,632.20x = 165,045,948.30 × 77,745,591.45
  4. Step 4: Simplify right side
    110,030,632.20x = 12,831,594,867,009,624
  5. Step 5: Solve for x
    x = 12,831,594,867,009,624/110,030,632.20
  6. Step 6: Final answer
    x = 116,618,387.18

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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.