Home / 1,451,963,013.80-2,178,794,826.30-531,932,354.60

Finding the Fourth Proportional to 1,451,963,013.80, 2,178,794,826.30 and 531,932,354.60

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Solution

The fourth proportional to 1,451,963,013.80, 2,178,794,826.30 and 531,932,354.60 is: 798,210,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,963,013.80 : 2,178,794,826.30 = 531,932,354.60 : x
  2. Step 2: Convert to fraction form
    1,451,963,013.80/2,178,794,826.30 = 531,932,354.60/x
  3. Step 3: Cross multiply
    1,451,963,013.80x = 2,178,794,826.30 × 531,932,354.60
  4. Step 4: Simplify right side
    1,451,963,013.80x = 1,158,971,462,144,057,088
  5. Step 5: Solve for x
    x = 1,158,971,462,144,057,088/1,451,963,013.80
  6. Step 6: Final answer
    x = 798,210,044.70

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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.