Home / 536,746,740.80-805,120,111.20-484,027,793.60

Finding the Fourth Proportional to 536,746,740.80, 805,120,111.20 and 484,027,793.60

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Solution

The fourth proportional to 536,746,740.80, 805,120,111.20 and 484,027,793.60 is: 726,041,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,746,740.80 : 805,120,111.20 = 484,027,793.60 : x
  2. Step 2: Convert to fraction form
    536,746,740.80/805,120,111.20 = 484,027,793.60/x
  3. Step 3: Cross multiply
    536,746,740.80x = 805,120,111.20 × 484,027,793.60
  4. Step 4: Simplify right side
    536,746,740.80x = 389,700,511,007,122,688
  5. Step 5: Solve for x
    x = 389,700,511,007,122,688/536,746,740.80
  6. Step 6: Final answer
    x = 726,041,690.40

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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.