Home / 542,512,492,031.40-813,891,335,741.28-179,477,305,673.64

Finding the Fourth Proportional to 542,512,492,031.40, 813,891,335,741.28 and 179,477,305,673.64

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Solution

The fourth proportional to 542,512,492,031.40, 813,891,335,741.28 and 179,477,305,673.64 is: 269,256,517,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,512,492,031.40 : 813,891,335,741.28 = 179,477,305,673.64 : x
  2. Step 2: Convert to fraction form
    542,512,492,031.40/813,891,335,741.28 = 179,477,305,673.64/x
  3. Step 3: Cross multiply
    542,512,492,031.40x = 813,891,335,741.28 × 179,477,305,673.64
  4. Step 4: Simplify right side
    542,512,492,031.40x = 146,075,024,049,964,895,436,800
  5. Step 5: Solve for x
    x = 146,075,024,049,964,895,436,800/542,512,492,031.40
  6. Step 6: Final answer
    x = 269,256,517,030.60

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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.