Home / 1,375,663,666,149.70-1,898,421,613,369.80-758,352,834,152.02

Finding the Fourth Proportional to 1,375,663,666,149.70, 1,898,421,613,369.80 and 758,352,834,152.02

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Solution

The fourth proportional to 1,375,663,666,149.70, 1,898,421,613,369.80 and 758,352,834,152.02 is: 1,046,530,083,144.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,663,666,149.70 : 1,898,421,613,369.80 = 758,352,834,152.02 : x
  2. Step 2: Convert to fraction form
    1,375,663,666,149.70/1,898,421,613,369.80 = 758,352,834,152.02/x
  3. Step 3: Cross multiply
    1,375,663,666,149.70x = 1,898,421,613,369.80 × 758,352,834,152.02
  4. Step 4: Simplify right side
    1,375,663,666,149.70x = 1,439,673,410,914,438,380,257,280
  5. Step 5: Solve for x
    x = 1,439,673,410,914,438,380,257,280/1,375,663,666,149.70
  6. Step 6: Final answer
    x = 1,046,530,083,144.45

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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.