Home / 78,325,473.83-108,092,070.95-46,968,628

Finding the Fourth Proportional to 78,325,473.83, 108,092,070.95 and 46,968,628

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Solution

The fourth proportional to 78,325,473.83, 108,092,070.95 and 46,968,628 is: 64,818,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,325,473.83 : 108,092,070.95 = 46,968,628 : x
  2. Step 2: Convert to fraction form
    78,325,473.83/108,092,070.95 = 46,968,628/x
  3. Step 3: Cross multiply
    78,325,473.83x = 108,092,070.95 × 46,968,628
  4. Step 4: Simplify right side
    78,325,473.83x = 5,076,936,270,200,157
  5. Step 5: Solve for x
    x = 5,076,936,270,200,157/78,325,473.83
  6. Step 6: Final answer
    x = 64,818,455.89

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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.