Home / 318,011,245.92-476,676,740.16-145,229,148

Finding the Fourth Proportional to 318,011,245.92, 476,676,740.16 and 145,229,148

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Solution

The fourth proportional to 318,011,245.92, 476,676,740.16 and 145,229,148 is: 217,688,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,011,245.92 : 476,676,740.16 = 145,229,148 : x
  2. Step 2: Convert to fraction form
    318,011,245.92/476,676,740.16 = 145,229,148/x
  3. Step 3: Cross multiply
    318,011,245.92x = 476,676,740.16 × 145,229,148
  4. Step 4: Simplify right side
    318,011,245.92x = 69,227,356,844,854,184
  5. Step 5: Solve for x
    x = 69,227,356,844,854,184/318,011,245.92
  6. Step 6: Final answer
    x = 217,688,392.26

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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.