Home / 60,542,730.60-90,814,095.90-42,367,448.40

Finding the Fourth Proportional to 60,542,730.60, 90,814,095.90 and 42,367,448.40

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Solution

The fourth proportional to 60,542,730.60, 90,814,095.90 and 42,367,448.40 is: 63,551,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,542,730.60 : 90,814,095.90 = 42,367,448.40 : x
  2. Step 2: Convert to fraction form
    60,542,730.60/90,814,095.90 = 42,367,448.40/x
  3. Step 3: Cross multiply
    60,542,730.60x = 90,814,095.90 × 42,367,448.40
  4. Step 4: Simplify right side
    60,542,730.60x = 3,847,561,522,035,901.50
  5. Step 5: Solve for x
    x = 3,847,561,522,035,901.50/60,542,730.60
  6. Step 6: Final answer
    x = 63,551,172.60

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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.