Home / 1,333,013,919,884.80-1,839,527,920,043.40-784,340,762,998.35

Finding the Fourth Proportional to 1,333,013,919,884.80, 1,839,527,920,043.40 and 784,340,762,998.35

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Solution

The fourth proportional to 1,333,013,919,884.80, 1,839,527,920,043.40 and 784,340,762,998.35 is: 1,082,371,842,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,013,919,884.80 : 1,839,527,920,043.40 = 784,340,762,998.35 : x
  2. Step 2: Convert to fraction form
    1,333,013,919,884.80/1,839,527,920,043.40 = 784,340,762,998.35/x
  3. Step 3: Cross multiply
    1,333,013,919,884.80x = 1,839,527,920,043.40 × 784,340,762,998.35
  4. Step 4: Simplify right side
    1,333,013,919,884.80x = 1,442,816,732,363,608,045,912,064
  5. Step 5: Solve for x
    x = 1,442,816,732,363,608,045,912,064/1,333,013,919,884.80
  6. Step 6: Final answer
    x = 1,082,371,842,364.78

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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.