Home / 1,023,302,259.38-1,412,161,372.58-553,403,580.18

Finding the Fourth Proportional to 1,023,302,259.38, 1,412,161,372.58 and 553,403,580.18

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Solution

The fourth proportional to 1,023,302,259.38, 1,412,161,372.58 and 553,403,580.18 is: 763,699,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,302,259.38 : 1,412,161,372.58 = 553,403,580.18 : x
  2. Step 2: Convert to fraction form
    1,023,302,259.38/1,412,161,372.58 = 553,403,580.18/x
  3. Step 3: Cross multiply
    1,023,302,259.38x = 1,412,161,372.58 × 553,403,580.18
  4. Step 4: Simplify right side
    1,023,302,259.38x = 781,495,159,374,907,776
  5. Step 5: Solve for x
    x = 781,495,159,374,907,776/1,023,302,259.38
  6. Step 6: Final answer
    x = 763,699,241.56

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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.