Home / 147,217,428.02-203,168,040.09-84,493,024.52

Finding the Fourth Proportional to 147,217,428.02, 203,168,040.09 and 84,493,024.52

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Solution

The fourth proportional to 147,217,428.02, 203,168,040.09 and 84,493,024.52 is: 116,604,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,217,428.02 : 203,168,040.09 = 84,493,024.52 : x
  2. Step 2: Convert to fraction form
    147,217,428.02/203,168,040.09 = 84,493,024.52/x
  3. Step 3: Cross multiply
    147,217,428.02x = 203,168,040.09 × 84,493,024.52
  4. Step 4: Simplify right side
    147,217,428.02x = 17,166,282,193,004,712
  5. Step 5: Solve for x
    x = 17,166,282,193,004,712/147,217,428.02
  6. Step 6: Final answer
    x = 116,604,959.24

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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.