Home / 1,409,456,410.40-2,114,184,615.60-374,477,031.20

Finding the Fourth Proportional to 1,409,456,410.40, 2,114,184,615.60 and 374,477,031.20

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Solution

The fourth proportional to 1,409,456,410.40, 2,114,184,615.60 and 374,477,031.20 is: 561,715,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,456,410.40 : 2,114,184,615.60 = 374,477,031.20 : x
  2. Step 2: Convert to fraction form
    1,409,456,410.40/2,114,184,615.60 = 374,477,031.20/x
  3. Step 3: Cross multiply
    1,409,456,410.40x = 2,114,184,615.60 × 374,477,031.20
  4. Step 4: Simplify right side
    1,409,456,410.40x = 791,713,578,258,601,088
  5. Step 5: Solve for x
    x = 791,713,578,258,601,088/1,409,456,410.40
  6. Step 6: Final answer
    x = 561,715,546.80

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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.