Home / 5,214,523,154.47-7,196,093,194.32-2,835,712,784.21

Finding the Fourth Proportional to 5,214,523,154.47, 7,196,093,194.32 and 2,835,712,784.21

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Solution

The fourth proportional to 5,214,523,154.47, 7,196,093,194.32 and 2,835,712,784.21 is: 3,913,311,507.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,523,154.47 : 7,196,093,194.32 = 2,835,712,784.21 : x
  2. Step 2: Convert to fraction form
    5,214,523,154.47/7,196,093,194.32 = 2,835,712,784.21/x
  3. Step 3: Cross multiply
    5,214,523,154.47x = 7,196,093,194.32 × 2,835,712,784.21
  4. Step 4: Simplify right side
    5,214,523,154.47x = 20,406,053,467,463,819,264
  5. Step 5: Solve for x
    x = 20,406,053,467,463,819,264/5,214,523,154.47
  6. Step 6: Final answer
    x = 3,913,311,507.68

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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.