Home / 1,114,882,110.10-1,672,323,165.15-387,870,822.10

Finding the Fourth Proportional to 1,114,882,110.10, 1,672,323,165.15 and 387,870,822.10

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Solution

The fourth proportional to 1,114,882,110.10, 1,672,323,165.15 and 387,870,822.10 is: 581,806,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,882,110.10 : 1,672,323,165.15 = 387,870,822.10 : x
  2. Step 2: Convert to fraction form
    1,114,882,110.10/1,672,323,165.15 = 387,870,822.10/x
  3. Step 3: Cross multiply
    1,114,882,110.10x = 1,672,323,165.15 × 387,870,822.10
  4. Step 4: Simplify right side
    1,114,882,110.10x = 648,645,360,883,604,608
  5. Step 5: Solve for x
    x = 648,645,360,883,604,608/1,114,882,110.10
  6. Step 6: Final answer
    x = 581,806,233.15

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Double scale
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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.