Home / 739,337,051.19-1,020,285,371.60-404,830,772.94

Finding the Fourth Proportional to 739,337,051.19, 1,020,285,371.60 and 404,830,772.94

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Solution

The fourth proportional to 739,337,051.19, 1,020,285,371.60 and 404,830,772.94 is: 558,666,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,337,051.19 : 1,020,285,371.60 = 404,830,772.94 : x
  2. Step 2: Convert to fraction form
    739,337,051.19/1,020,285,371.60 = 404,830,772.94/x
  3. Step 3: Cross multiply
    739,337,051.19x = 1,020,285,371.60 × 404,830,772.94
  4. Step 4: Simplify right side
    739,337,051.19x = 413,042,915,604,203,136
  5. Step 5: Solve for x
    x = 413,042,915,604,203,136/739,337,051.19
  6. Step 6: Final answer
    x = 558,666,598.60

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Double scale
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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.