Home / 98,127,458.97-135,416,788.95-54,076,038.37

Finding the Fourth Proportional to 98,127,458.97, 135,416,788.95 and 54,076,038.37

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Solution

The fourth proportional to 98,127,458.97, 135,416,788.95 and 54,076,038.37 is: 74,625,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,127,458.97 : 135,416,788.95 = 54,076,038.37 : x
  2. Step 2: Convert to fraction form
    98,127,458.97/135,416,788.95 = 54,076,038.37/x
  3. Step 3: Cross multiply
    98,127,458.97x = 135,416,788.95 × 54,076,038.37
  4. Step 4: Simplify right side
    98,127,458.97x = 7,322,803,475,202,391
  5. Step 5: Solve for x
    x = 7,322,803,475,202,391/98,127,458.97
  6. Step 6: Final answer
    x = 74,625,426.48

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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.