Home / 211,307,911.62-316,813,354.52-93,076,571.60

Finding the Fourth Proportional to 211,307,911.62, 316,813,354.52 and 93,076,571.60

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Solution

The fourth proportional to 211,307,911.62, 316,813,354.52 and 93,076,571.60 is: 139,549,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,307,911.62 : 316,813,354.52 = 93,076,571.60 : x
  2. Step 2: Convert to fraction form
    211,307,911.62/316,813,354.52 = 93,076,571.60/x
  3. Step 3: Cross multiply
    211,307,911.62x = 316,813,354.52 × 93,076,571.60
  4. Step 4: Simplify right side
    211,307,911.62x = 29,487,900,873,767,512
  5. Step 5: Solve for x
    x = 29,487,900,873,767,512/211,307,911.62
  6. Step 6: Final answer
    x = 139,549,440.66

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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.