Home / 756,165,074,545.08-1,043,510,946,830.90-408,935,353,433.64

Finding the Fourth Proportional to 756,165,074,545.08, 1,043,510,946,830.90 and 408,935,353,433.64

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Solution

The fourth proportional to 756,165,074,545.08, 1,043,510,946,830.90 and 408,935,353,433.64 is: 564,332,487,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,165,074,545.08 : 1,043,510,946,830.90 = 408,935,353,433.64 : x
  2. Step 2: Convert to fraction form
    756,165,074,545.08/1,043,510,946,830.90 = 408,935,353,433.64/x
  3. Step 3: Cross multiply
    756,165,074,545.08x = 1,043,510,946,830.90 × 408,935,353,433.64
  4. Step 4: Simplify right side
    756,165,074,545.08x = 426,728,517,854,166,461,186,048
  5. Step 5: Solve for x
    x = 426,728,517,854,166,461,186,048/756,165,074,545.08
  6. Step 6: Final answer
    x = 564,332,487,996.61

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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.