Home / 65,815,403.20-98,723,104.80-46,683,527.20

Finding the Fourth Proportional to 65,815,403.20, 98,723,104.80 and 46,683,527.20

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Solution

The fourth proportional to 65,815,403.20, 98,723,104.80 and 46,683,527.20 is: 70,025,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,815,403.20 : 98,723,104.80 = 46,683,527.20 : x
  2. Step 2: Convert to fraction form
    65,815,403.20/98,723,104.80 = 46,683,527.20/x
  3. Step 3: Cross multiply
    65,815,403.20x = 98,723,104.80 × 46,683,527.20
  4. Step 4: Simplify right side
    65,815,403.20x = 4,608,742,748,199,251
  5. Step 5: Solve for x
    x = 4,608,742,748,199,251/65,815,403.20
  6. Step 6: Final answer
    x = 70,025,290.80

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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.