Home / 98,127,460.10-135,416,790.51-54,076,039.49

Finding the Fourth Proportional to 98,127,460.10, 135,416,790.51 and 54,076,039.49

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Solution

The fourth proportional to 98,127,460.10, 135,416,790.51 and 54,076,039.49 is: 74,625,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,127,460.10 : 135,416,790.51 = 54,076,039.49 : x
  2. Step 2: Convert to fraction form
    98,127,460.10/135,416,790.51 = 54,076,039.49/x
  3. Step 3: Cross multiply
    98,127,460.10x = 135,416,790.51 × 54,076,039.49
  4. Step 4: Simplify right side
    98,127,460.10x = 7,322,803,710,957,437
  5. Step 5: Solve for x
    x = 7,322,803,710,957,437/98,127,460.10
  6. Step 6: Final answer
    x = 74,625,428.03

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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.