Home / 118,829,336.02-178,118,201.85-39,970,771.25

Finding the Fourth Proportional to 118,829,336.02, 178,118,201.85 and 39,970,771.25

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Solution

The fourth proportional to 118,829,336.02, 178,118,201.85 and 39,970,771.25 is: 59,913,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,829,336.02 : 178,118,201.85 = 39,970,771.25 : x
  2. Step 2: Convert to fraction form
    118,829,336.02/178,118,201.85 = 39,970,771.25/x
  3. Step 3: Cross multiply
    118,829,336.02x = 178,118,201.85 × 39,970,771.25
  4. Step 4: Simplify right side
    118,829,336.02x = 7,119,521,901,607,677
  5. Step 5: Solve for x
    x = 7,119,521,901,607,677/118,829,336.02
  6. Step 6: Final answer
    x = 59,913,840.64

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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.