Home / 641,609,946.90-962,414,920.35-232,679,438.10

Finding the Fourth Proportional to 641,609,946.90, 962,414,920.35 and 232,679,438.10

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Solution

The fourth proportional to 641,609,946.90, 962,414,920.35 and 232,679,438.10 is: 349,019,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,609,946.90 : 962,414,920.35 = 232,679,438.10 : x
  2. Step 2: Convert to fraction form
    641,609,946.90/962,414,920.35 = 232,679,438.10/x
  3. Step 3: Cross multiply
    641,609,946.90x = 962,414,920.35 × 232,679,438.10
  4. Step 4: Simplify right side
    641,609,946.90x = 223,934,162,886,094,240
  5. Step 5: Solve for x
    x = 223,934,162,886,094,240/641,609,946.90
  6. Step 6: Final answer
    x = 349,019,157.15

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Double scale
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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.