Home / 65,229,415.20-97,844,122.80-43,730,330.40

Finding the Fourth Proportional to 65,229,415.20, 97,844,122.80 and 43,730,330.40

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Solution

The fourth proportional to 65,229,415.20, 97,844,122.80 and 43,730,330.40 is: 65,595,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,229,415.20 : 97,844,122.80 = 43,730,330.40 : x
  2. Step 2: Convert to fraction form
    65,229,415.20/97,844,122.80 = 43,730,330.40/x
  3. Step 3: Cross multiply
    65,229,415.20x = 97,844,122.80 × 43,730,330.40
  4. Step 4: Simplify right side
    65,229,415.20x = 4,278,755,817,742,173
  5. Step 5: Solve for x
    x = 4,278,755,817,742,173/65,229,415.20
  6. Step 6: Final answer
    x = 65,595,495.60

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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.