Home / 746,072,136.12-1,029,580,539.66-411,537,112.32

Finding the Fourth Proportional to 746,072,136.12, 1,029,580,539.66 and 411,537,112.32

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Solution

The fourth proportional to 746,072,136.12, 1,029,580,539.66 and 411,537,112.32 is: 567,921,762.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,072,136.12 : 1,029,580,539.66 = 411,537,112.32 : x
  2. Step 2: Convert to fraction form
    746,072,136.12/1,029,580,539.66 = 411,537,112.32/x
  3. Step 3: Cross multiply
    746,072,136.12x = 1,029,580,539.66 × 411,537,112.32
  4. Step 4: Simplify right side
    746,072,136.12x = 423,710,602,192,543,616
  5. Step 5: Solve for x
    x = 423,710,602,192,543,616/746,072,136.12
  6. Step 6: Final answer
    x = 567,921,762.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.