Home / 746,496,606.40-1,119,744,909.60-261,871,403.20

Finding the Fourth Proportional to 746,496,606.40, 1,119,744,909.60 and 261,871,403.20

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Solution

The fourth proportional to 746,496,606.40, 1,119,744,909.60 and 261,871,403.20 is: 392,807,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,606.40 : 1,119,744,909.60 = 261,871,403.20 : x
  2. Step 2: Convert to fraction form
    746,496,606.40/1,119,744,909.60 = 261,871,403.20/x
  3. Step 3: Cross multiply
    746,496,606.40x = 1,119,744,909.60 × 261,871,403.20
  4. Step 4: Simplify right side
    746,496,606.40x = 293,229,170,703,009,088
  5. Step 5: Solve for x
    x = 293,229,170,703,009,088/746,496,606.40
  6. Step 6: Final answer
    x = 392,807,104.80

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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.