Home / 1,807,971,694,801.90-2,712,350,242,428.90-660,602,077,402.87

Finding the Fourth Proportional to 1,807,971,694,801.90, 2,712,350,242,428.90 and 660,602,077,402.87

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Solution

The fourth proportional to 1,807,971,694,801.90, 2,712,350,242,428.90 and 660,602,077,402.87 is: 991,046,602,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,971,694,801.90 : 2,712,350,242,428.90 = 660,602,077,402.87 : x
  2. Step 2: Convert to fraction form
    1,807,971,694,801.90/2,712,350,242,428.90 = 660,602,077,402.87/x
  3. Step 3: Cross multiply
    1,807,971,694,801.90x = 2,712,350,242,428.90 × 660,602,077,402.87
  4. Step 4: Simplify right side
    1,807,971,694,801.90x = 1,791,784,204,792,709,198,643,200
  5. Step 5: Solve for x
    x = 1,791,784,204,792,709,198,643,200/1,807,971,694,801.90
  6. Step 6: Final answer
    x = 991,046,602,081.37

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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.