Home / 408,830,025.36-564,164,094.60-223,155,168.72

Finding the Fourth Proportional to 408,830,025.36, 564,164,094.60 and 223,155,168.72

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Solution

The fourth proportional to 408,830,025.36, 564,164,094.60 and 223,155,168.72 is: 307,942,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,830,025.36 : 564,164,094.60 = 223,155,168.72 : x
  2. Step 2: Convert to fraction form
    408,830,025.36/564,164,094.60 = 223,155,168.72/x
  3. Step 3: Cross multiply
    408,830,025.36x = 564,164,094.60 × 223,155,168.72
  4. Step 4: Simplify right side
    408,830,025.36x = 125,896,133,716,229,040
  5. Step 5: Solve for x
    x = 125,896,133,716,229,040/408,830,025.36
  6. Step 6: Final answer
    x = 307,942,484.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.