Home / 857,849,006.26-1,286,186,065.89-436,855,454.02

Finding the Fourth Proportional to 857,849,006.26, 1,286,186,065.89 and 436,855,454.02

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Solution

The fourth proportional to 857,849,006.26, 1,286,186,065.89 and 436,855,454.02 is: 654,984,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,849,006.26 : 1,286,186,065.89 = 436,855,454.02 : x
  2. Step 2: Convert to fraction form
    857,849,006.26/1,286,186,065.89 = 436,855,454.02/x
  3. Step 3: Cross multiply
    857,849,006.26x = 1,286,186,065.89 × 436,855,454.02
  4. Step 4: Simplify right side
    857,849,006.26x = 561,877,397,768,573,632
  5. Step 5: Solve for x
    x = 561,877,397,768,573,632/857,849,006.26
  6. Step 6: Final answer
    x = 654,984,028.27

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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.