Home / 385,364,062.74-578,289,257.76-164,035,050.90

Finding the Fourth Proportional to 385,364,062.74, 578,289,257.76 and 164,035,050.90

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Solution

The fourth proportional to 385,364,062.74, 578,289,257.76 and 164,035,050.90 is: 246,156,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,364,062.74 : 578,289,257.76 = 164,035,050.90 : x
  2. Step 2: Convert to fraction form
    385,364,062.74/578,289,257.76 = 164,035,050.90/x
  3. Step 3: Cross multiply
    385,364,062.74x = 578,289,257.76 × 164,035,050.90
  4. Step 4: Simplify right side
    385,364,062.74x = 94,859,707,831,584,816
  5. Step 5: Solve for x
    x = 94,859,707,831,584,816/385,364,062.74
  6. Step 6: Final answer
    x = 246,156,082.01

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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.