Home / 323,049,789.20-484,574,683.80-194,055,280.40

Finding the Fourth Proportional to 323,049,789.20, 484,574,683.80 and 194,055,280.40

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Solution

The fourth proportional to 323,049,789.20, 484,574,683.80 and 194,055,280.40 is: 291,082,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,049,789.20 : 484,574,683.80 = 194,055,280.40 : x
  2. Step 2: Convert to fraction form
    323,049,789.20/484,574,683.80 = 194,055,280.40/x
  3. Step 3: Cross multiply
    323,049,789.20x = 484,574,683.80 × 194,055,280.40
  4. Step 4: Simplify right side
    323,049,789.20x = 94,034,276,139,550,336
  5. Step 5: Solve for x
    x = 94,034,276,139,550,336/323,049,789.20
  6. Step 6: Final answer
    x = 291,082,920.60

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1.5x scale

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.