Home / 59,785,220.80-89,677,831.20-45,330,025.60

Finding the Fourth Proportional to 59,785,220.80, 89,677,831.20 and 45,330,025.60

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Solution

The fourth proportional to 59,785,220.80, 89,677,831.20 and 45,330,025.60 is: 67,995,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,785,220.80 : 89,677,831.20 = 45,330,025.60 : x
  2. Step 2: Convert to fraction form
    59,785,220.80/89,677,831.20 = 45,330,025.60/x
  3. Step 3: Cross multiply
    59,785,220.80x = 89,677,831.20 × 45,330,025.60
  4. Step 4: Simplify right side
    59,785,220.80x = 4,065,098,384,048,479
  5. Step 5: Solve for x
    x = 4,065,098,384,048,479/59,785,220.80
  6. Step 6: Final answer
    x = 67,995,038.40

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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.