Home / 538,063,233.60-807,094,850.40-470,038,785.60

Finding the Fourth Proportional to 538,063,233.60, 807,094,850.40 and 470,038,785.60

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Solution

The fourth proportional to 538,063,233.60, 807,094,850.40 and 470,038,785.60 is: 705,058,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,063,233.60 : 807,094,850.40 = 470,038,785.60 : x
  2. Step 2: Convert to fraction form
    538,063,233.60/807,094,850.40 = 470,038,785.60/x
  3. Step 3: Cross multiply
    538,063,233.60x = 807,094,850.40 × 470,038,785.60
  4. Step 4: Simplify right side
    538,063,233.60x = 379,365,883,346,029,696
  5. Step 5: Solve for x
    x = 379,365,883,346,029,696/538,063,233.60
  6. Step 6: Final answer
    x = 705,058,178.40

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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.