Home / 698,711,532.21-1,047,674,026.40-232,123,163.13

Finding the Fourth Proportional to 698,711,532.21, 1,047,674,026.40 and 232,123,163.13

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Solution

The fourth proportional to 698,711,532.21, 1,047,674,026.40 and 232,123,163.13 is: 348,054,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,711,532.21 : 1,047,674,026.40 = 232,123,163.13 : x
  2. Step 2: Convert to fraction form
    698,711,532.21/1,047,674,026.40 = 232,123,163.13/x
  3. Step 3: Cross multiply
    698,711,532.21x = 1,047,674,026.40 × 232,123,163.13
  4. Step 4: Simplify right side
    698,711,532.21x = 243,189,408,935,950,496
  5. Step 5: Solve for x
    x = 243,189,408,935,950,496/698,711,532.21
  6. Step 6: Final answer
    x = 348,054,093.46

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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.