Home / 1,316,942,197.22-1,975,221,008.25-384,014,350.68

Finding the Fourth Proportional to 1,316,942,197.22, 1,975,221,008.25 and 384,014,350.68

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Solution

The fourth proportional to 1,316,942,197.22, 1,975,221,008.25 and 384,014,350.68 is: 575,965,455.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,942,197.22 : 1,975,221,008.25 = 384,014,350.68 : x
  2. Step 2: Convert to fraction form
    1,316,942,197.22/1,975,221,008.25 = 384,014,350.68/x
  3. Step 3: Cross multiply
    1,316,942,197.22x = 1,975,221,008.25 × 384,014,350.68
  4. Step 4: Simplify right side
    1,316,942,197.22x = 758,513,212,932,618,624
  5. Step 5: Solve for x
    x = 758,513,212,932,618,624/1,316,942,197.22
  6. Step 6: Final answer
    x = 575,965,455.84

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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.