Home / 1,233,989,755.77-1,702,905,881.91-705,365,193.81

Finding the Fourth Proportional to 1,233,989,755.77, 1,702,905,881.91 and 705,365,193.81

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Solution

The fourth proportional to 1,233,989,755.77, 1,702,905,881.91 and 705,365,193.81 is: 973,403,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,989,755.77 : 1,702,905,881.91 = 705,365,193.81 : x
  2. Step 2: Convert to fraction form
    1,233,989,755.77/1,702,905,881.91 = 705,365,193.81/x
  3. Step 3: Cross multiply
    1,233,989,755.77x = 1,702,905,881.91 × 705,365,193.81
  4. Step 4: Simplify right side
    1,233,989,755.77x = 1,201,170,537,433,636,096
  5. Step 5: Solve for x
    x = 1,201,170,537,433,636,096/1,233,989,755.77
  6. Step 6: Final answer
    x = 973,403,978.29

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Double scale
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Why These Related Problems?

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