Home / 491,332,148,975.70-736,998,223,463.55-402,070,468,310.10

Finding the Fourth Proportional to 491,332,148,975.70, 736,998,223,463.55 and 402,070,468,310.10

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Solution

The fourth proportional to 491,332,148,975.70, 736,998,223,463.55 and 402,070,468,310.10 is: 603,105,702,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,332,148,975.70 : 736,998,223,463.55 = 402,070,468,310.10 : x
  2. Step 2: Convert to fraction form
    491,332,148,975.70/736,998,223,463.55 = 402,070,468,310.10/x
  3. Step 3: Cross multiply
    491,332,148,975.70x = 736,998,223,463.55 × 402,070,468,310.10
  4. Step 4: Simplify right side
    491,332,148,975.70x = 296,325,220,851,701,283,553,280
  5. Step 5: Solve for x
    x = 296,325,220,851,701,283,553,280/491,332,148,975.70
  6. Step 6: Final answer
    x = 603,105,702,465.15

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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.