Home / 219,911,807.50-323,136,084.75

Finding the Third Proportional to 219,911,807.50 and 323,136,084.75

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Solution

The third proportional to 219,911,807.50 and 323,136,084.75 is: 474,812,746.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,911,807.50 : 323,136,084.75 = 323,136,084.75 : x
  2. Step 2: Convert to fraction form
    219,911,807.50/323,136,084.75 = 323,136,084.75/x
  3. Step 3: Cross multiply
    219,911,807.50x = 323,136,084.75 × 323,136,084.75
  4. Step 4: Simplify right side
    219,911,807.50x = 104,416,929,267,559,184
  5. Step 5: Solve for x
    x = 104,416,929,267,559,184/219,911,807.50
  6. Step 6: Final answer
    x = 474,812,746.32

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.