Home / 475,752,880.45-714,329,851.40-266,074,373.98

Finding the Fourth Proportional to 475,752,880.45, 714,329,851.40 and 266,074,373.98

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Solution

The fourth proportional to 475,752,880.45, 714,329,851.40 and 266,074,373.98 is: 399,503,346.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,752,880.45 : 714,329,851.40 = 266,074,373.98 : x
  2. Step 2: Convert to fraction form
    475,752,880.45/714,329,851.40 = 266,074,373.98/x
  3. Step 3: Cross multiply
    475,752,880.45x = 714,329,851.40 × 266,074,373.98
  4. Step 4: Simplify right side
    475,752,880.45x = 190,064,868,021,579,392
  5. Step 5: Solve for x
    x = 190,064,868,021,579,392/475,752,880.45
  6. Step 6: Final answer
    x = 399,503,346.87

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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.