Home / 488,741,260.40-733,041,031.80-143,658,904.40

Finding the Fourth Proportional to 488,741,260.40, 733,041,031.80 and 143,658,904.40

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Solution

The fourth proportional to 488,741,260.40, 733,041,031.80 and 143,658,904.40 is: 215,467,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,741,260.40 : 733,041,031.80 = 143,658,904.40 : x
  2. Step 2: Convert to fraction form
    488,741,260.40/733,041,031.80 = 143,658,904.40/x
  3. Step 3: Cross multiply
    488,741,260.40x = 733,041,031.80 × 143,658,904.40
  4. Step 4: Simplify right side
    488,741,260.40x = 105,307,871,508,633,552
  5. Step 5: Solve for x
    x = 105,307,871,508,633,552/488,741,260.40
  6. Step 6: Final answer
    x = 215,467,528.61

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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.