Home / 1,431,708,590.56-2,147,871,994.35-435,807,496.55

Finding the Fourth Proportional to 1,431,708,590.56, 2,147,871,994.35 and 435,807,496.55

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Solution

The fourth proportional to 1,431,708,590.56, 2,147,871,994.35 and 435,807,496.55 is: 653,805,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,708,590.56 : 2,147,871,994.35 = 435,807,496.55 : x
  2. Step 2: Convert to fraction form
    1,431,708,590.56/2,147,871,994.35 = 435,807,496.55/x
  3. Step 3: Cross multiply
    1,431,708,590.56x = 2,147,871,994.35 × 435,807,496.55
  4. Step 4: Simplify right side
    1,431,708,590.56x = 936,058,716,771,999,744
  5. Step 5: Solve for x
    x = 936,058,716,771,999,744/1,431,708,590.56
  6. Step 6: Final answer
    x = 653,805,336.47

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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.