Home / 580,623,605.40-870,935,408.10-149,802,101.40

Finding the Fourth Proportional to 580,623,605.40, 870,935,408.10 and 149,802,101.40

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Solution

The fourth proportional to 580,623,605.40, 870,935,408.10 and 149,802,101.40 is: 224,703,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,623,605.40 : 870,935,408.10 = 149,802,101.40 : x
  2. Step 2: Convert to fraction form
    580,623,605.40/870,935,408.10 = 149,802,101.40/x
  3. Step 3: Cross multiply
    580,623,605.40x = 870,935,408.10 × 149,802,101.40
  4. Step 4: Simplify right side
    580,623,605.40x = 130,467,954,317,046,592
  5. Step 5: Solve for x
    x = 130,467,954,317,046,592/580,623,605.40
  6. Step 6: Final answer
    x = 224,703,152.10

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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.