Home / 98,115,038.64-147,127,709.88-36,659,122.56

Finding the Fourth Proportional to 98,115,038.64, 147,127,709.88 and 36,659,122.56

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Solution

The fourth proportional to 98,115,038.64, 147,127,709.88 and 36,659,122.56 is: 54,971,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,115,038.64 : 147,127,709.88 = 36,659,122.56 : x
  2. Step 2: Convert to fraction form
    98,115,038.64/147,127,709.88 = 36,659,122.56/x
  3. Step 3: Cross multiply
    98,115,038.64x = 147,127,709.88 × 36,659,122.56
  4. Step 4: Simplify right side
    98,115,038.64x = 5,393,572,748,463,043
  5. Step 5: Solve for x
    x = 5,393,572,748,463,043/98,115,038.64
  6. Step 6: Final answer
    x = 54,971,927.07

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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.