Home / 161,185,120.02-241,754,060.41-79,282,013.76

Finding the Fourth Proportional to 161,185,120.02, 241,754,060.41 and 79,282,013.76

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Solution

The fourth proportional to 161,185,120.02, 241,754,060.41 and 79,282,013.76 is: 118,911,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,185,120.02 : 241,754,060.41 = 79,282,013.76 : x
  2. Step 2: Convert to fraction form
    161,185,120.02/241,754,060.41 = 79,282,013.76/x
  3. Step 3: Cross multiply
    161,185,120.02x = 241,754,060.41 × 79,282,013.76
  4. Step 4: Simplify right side
    161,185,120.02x = 19,166,748,743,961,492
  5. Step 5: Solve for x
    x = 19,166,748,743,961,492/161,185,120.02
  6. Step 6: Final answer
    x = 118,911,402.87

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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.