Home / 1,493,520,013.80-2,240,280,020.70-403,001,332.20

Finding the Fourth Proportional to 1,493,520,013.80, 2,240,280,020.70 and 403,001,332.20

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Solution

The fourth proportional to 1,493,520,013.80, 2,240,280,020.70 and 403,001,332.20 is: 604,501,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,520,013.80 : 2,240,280,020.70 = 403,001,332.20 : x
  2. Step 2: Convert to fraction form
    1,493,520,013.80/2,240,280,020.70 = 403,001,332.20/x
  3. Step 3: Cross multiply
    1,493,520,013.80x = 2,240,280,020.70 × 403,001,332.20
  4. Step 4: Simplify right side
    1,493,520,013.80x = 902,835,832,843,143,424
  5. Step 5: Solve for x
    x = 902,835,832,843,143,424/1,493,520,013.80
  6. Step 6: Final answer
    x = 604,501,998.30

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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.