Home / 1,301,221,120,747.80-1,951,831,681,121.80-463,401,786,091.80

Finding the Fourth Proportional to 1,301,221,120,747.80, 1,951,831,681,121.80 and 463,401,786,091.80

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Solution

The fourth proportional to 1,301,221,120,747.80, 1,951,831,681,121.80 and 463,401,786,091.80 is: 695,102,679,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,221,120,747.80 : 1,951,831,681,121.80 = 463,401,786,091.80 : x
  2. Step 2: Convert to fraction form
    1,301,221,120,747.80/1,951,831,681,121.80 = 463,401,786,091.80/x
  3. Step 3: Cross multiply
    1,301,221,120,747.80x = 1,951,831,681,121.80 × 463,401,786,091.80
  4. Step 4: Simplify right side
    1,301,221,120,747.80x = 904,482,287,182,402,801,369,088
  5. Step 5: Solve for x
    x = 904,482,287,182,402,801,369,088/1,301,221,120,747.80
  6. Step 6: Final answer
    x = 695,102,679,137.74

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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.