Home / 161,185,121.02-241,754,061.91-79,282,014.76

Finding the Fourth Proportional to 161,185,121.02, 241,754,061.91 and 79,282,014.76

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Solution

The fourth proportional to 161,185,121.02, 241,754,061.91 and 79,282,014.76 is: 118,911,404.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,185,121.02 : 241,754,061.91 = 79,282,014.76 : x
  2. Step 2: Convert to fraction form
    161,185,121.02/241,754,061.91 = 79,282,014.76/x
  3. Step 3: Cross multiply
    161,185,121.02x = 241,754,061.91 × 79,282,014.76
  4. Step 4: Simplify right side
    161,185,121.02x = 19,166,749,104,638,576
  5. Step 5: Solve for x
    x = 19,166,749,104,638,576/161,185,121.02
  6. Step 6: Final answer
    x = 118,911,404.37

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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.