Home / 1,540,623,032.17-2,312,428,912.77-743,501,136.13

Finding the Fourth Proportional to 1,540,623,032.17, 2,312,428,912.77 and 743,501,136.13

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Solution

The fourth proportional to 1,540,623,032.17, 2,312,428,912.77 and 743,501,136.13 is: 1,115,972,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,623,032.17 : 2,312,428,912.77 = 743,501,136.13 : x
  2. Step 2: Convert to fraction form
    1,540,623,032.17/2,312,428,912.77 = 743,501,136.13/x
  3. Step 3: Cross multiply
    1,540,623,032.17x = 2,312,428,912.77 × 743,501,136.13
  4. Step 4: Simplify right side
    1,540,623,032.17x = 1,719,293,523,864,355,584
  5. Step 5: Solve for x
    x = 1,719,293,523,864,355,584/1,540,623,032.17
  6. Step 6: Final answer
    x = 1,115,972,881.08

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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.