Home / 1,300,997,341.17-1,947,379,108.19-834,034,699.89

Finding the Fourth Proportional to 1,300,997,341.17, 1,947,379,108.19 and 834,034,699.89

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Solution

The fourth proportional to 1,300,997,341.17, 1,947,379,108.19 and 834,034,699.89 is: 1,248,412,812.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,997,341.17 : 1,947,379,108.19 = 834,034,699.89 : x
  2. Step 2: Convert to fraction form
    1,300,997,341.17/1,947,379,108.19 = 834,034,699.89/x
  3. Step 3: Cross multiply
    1,300,997,341.17x = 1,947,379,108.19 × 834,034,699.89
  4. Step 4: Simplify right side
    1,300,997,341.17x = 1,624,181,750,067,132,160
  5. Step 5: Solve for x
    x = 1,624,181,750,067,132,160/1,300,997,341.17
  6. Step 6: Final answer
    x = 1,248,412,812.75

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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.