Home / 7,351,010,514.90-10,145,252,142.18-4,179,669,611.70

Finding the Fourth Proportional to 7,351,010,514.90, 10,145,252,142.18 and 4,179,669,611.70

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Solution

The fourth proportional to 7,351,010,514.90, 10,145,252,142.18 and 4,179,669,611.70 is: 5,768,431,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,010,514.90 : 10,145,252,142.18 = 4,179,669,611.70 : x
  2. Step 2: Convert to fraction form
    7,351,010,514.90/10,145,252,142.18 = 4,179,669,611.70/x
  3. Step 3: Cross multiply
    7,351,010,514.90x = 10,145,252,142.18 × 4,179,669,611.70
  4. Step 4: Simplify right side
    7,351,010,514.90x = 42,403,802,081,704,075,264
  5. Step 5: Solve for x
    x = 42,403,802,081,704,075,264/7,351,010,514.90
  6. Step 6: Final answer
    x = 5,768,431,700.07

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.