Home / 384,007,564.76-529,931,844.36-207,795,561.80

Finding the Fourth Proportional to 384,007,564.76, 529,931,844.36 and 207,795,561.80

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Solution

The fourth proportional to 384,007,564.76, 529,931,844.36 and 207,795,561.80 is: 286,758,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,007,564.76 : 529,931,844.36 = 207,795,561.80 : x
  2. Step 2: Convert to fraction form
    384,007,564.76/529,931,844.36 = 207,795,561.80/x
  3. Step 3: Cross multiply
    384,007,564.76x = 529,931,844.36 × 207,795,561.80
  4. Step 4: Simplify right side
    384,007,564.76x = 110,117,485,314,496,368
  5. Step 5: Solve for x
    x = 110,117,485,314,496,368/384,007,564.76
  6. Step 6: Final answer
    x = 286,758,635.56

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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.