Home / 441,880,499.18-609,822,307.34-243,641,380.91

Finding the Fourth Proportional to 441,880,499.18, 609,822,307.34 and 243,641,380.91

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Solution

The fourth proportional to 441,880,499.18, 609,822,307.34 and 243,641,380.91 is: 336,240,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,880,499.18 : 609,822,307.34 = 243,641,380.91 : x
  2. Step 2: Convert to fraction form
    441,880,499.18/609,822,307.34 = 243,641,380.91/x
  3. Step 3: Cross multiply
    441,880,499.18x = 609,822,307.34 × 243,641,380.91
  4. Step 4: Simplify right side
    441,880,499.18x = 148,577,949,069,528,320
  5. Step 5: Solve for x
    x = 148,577,949,069,528,320/441,880,499.18
  6. Step 6: Final answer
    x = 336,240,113.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.