Home / 480,924,854.45-663,677,585.54-260,908,280.45

Finding the Fourth Proportional to 480,924,854.45, 663,677,585.54 and 260,908,280.45

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Solution

The fourth proportional to 480,924,854.45, 663,677,585.54 and 260,908,280.45 is: 360,054,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,924,854.45 : 663,677,585.54 = 260,908,280.45 : x
  2. Step 2: Convert to fraction form
    480,924,854.45/663,677,585.54 = 260,908,280.45/x
  3. Step 3: Cross multiply
    480,924,854.45x = 663,677,585.54 × 260,908,280.45
  4. Step 4: Simplify right side
    480,924,854.45x = 173,158,977,611,826,240
  5. Step 5: Solve for x
    x = 173,158,977,611,826,240/480,924,854.45
  6. Step 6: Final answer
    x = 360,054,124.90

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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.