Home / 436,538,532.40-654,807,798.60-379,142,904.40

Finding the Fourth Proportional to 436,538,532.40, 654,807,798.60 and 379,142,904.40

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Solution

The fourth proportional to 436,538,532.40, 654,807,798.60 and 379,142,904.40 is: 568,714,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,538,532.40 : 654,807,798.60 = 379,142,904.40 : x
  2. Step 2: Convert to fraction form
    436,538,532.40/654,807,798.60 = 379,142,904.40/x
  3. Step 3: Cross multiply
    436,538,532.40x = 654,807,798.60 × 379,142,904.40
  4. Step 4: Simplify right side
    436,538,532.40x = 248,265,730,584,974,240
  5. Step 5: Solve for x
    x = 248,265,730,584,974,240/436,538,532.40
  6. Step 6: Final answer
    x = 568,714,356.60

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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.