Home / 1,151,731,583,408.10-1,588,787,005,024.30-712,128,444,084.15

Finding the Fourth Proportional to 1,151,731,583,408.10, 1,588,787,005,024.30 and 712,128,444,084.15

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Solution

The fourth proportional to 1,151,731,583,408.10, 1,588,787,005,024.30 and 712,128,444,084.15 is: 982,364,670,873.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,731,583,408.10 : 1,588,787,005,024.30 = 712,128,444,084.15 : x
  2. Step 2: Convert to fraction form
    1,151,731,583,408.10/1,588,787,005,024.30 = 712,128,444,084.15/x
  3. Step 3: Cross multiply
    1,151,731,583,408.10x = 1,588,787,005,024.30 × 712,128,444,084.15
  4. Step 4: Simplify right side
    1,151,731,583,408.10x = 1,131,420,417,869,071,394,013,184
  5. Step 5: Solve for x
    x = 1,131,420,417,869,071,394,013,184/1,151,731,583,408.10
  6. Step 6: Final answer
    x = 982,364,670,873.29

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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.