Home / 152,368,330,629.38-228,401,529,031.35-71,549,360,111.45

Finding the Fourth Proportional to 152,368,330,629.38, 228,401,529,031.35 and 71,549,360,111.45

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Solution

The fourth proportional to 152,368,330,629.38, 228,401,529,031.35 and 71,549,360,111.45 is: 107,253,148,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,368,330,629.38 : 228,401,529,031.35 = 71,549,360,111.45 : x
  2. Step 2: Convert to fraction form
    152,368,330,629.38/228,401,529,031.35 = 71,549,360,111.45/x
  3. Step 3: Cross multiply
    152,368,330,629.38x = 228,401,529,031.35 × 71,549,360,111.45
  4. Step 4: Simplify right side
    152,368,330,629.38x = 16,341,983,250,670,319,304,704
  5. Step 5: Solve for x
    x = 16,341,983,250,670,319,304,704/152,368,330,629.38
  6. Step 6: Final answer
    x = 107,253,148,887.09

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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.