Home / 556,922,909.14-835,384,518.42-207,123,272.98

Finding the Fourth Proportional to 556,922,909.14, 835,384,518.42 and 207,123,272.98

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Solution

The fourth proportional to 556,922,909.14, 835,384,518.42 and 207,123,272.98 is: 310,684,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,922,909.14 : 835,384,518.42 = 207,123,272.98 : x
  2. Step 2: Convert to fraction form
    556,922,909.14/835,384,518.42 = 207,123,272.98/x
  3. Step 3: Cross multiply
    556,922,909.14x = 835,384,518.42 × 207,123,272.98
  4. Step 4: Simplify right side
    556,922,909.14x = 173,027,575,651,971,488
  5. Step 5: Solve for x
    x = 173,027,575,651,971,488/556,922,909.14
  6. Step 6: Final answer
    x = 310,684,967.01

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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.