Home / 992,209,332.29-1,488,313,997.91-370,473,118.59

Finding the Fourth Proportional to 992,209,332.29, 1,488,313,997.91 and 370,473,118.59

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Solution

The fourth proportional to 992,209,332.29, 1,488,313,997.91 and 370,473,118.59 is: 555,709,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,209,332.29 : 1,488,313,997.91 = 370,473,118.59 : x
  2. Step 2: Convert to fraction form
    992,209,332.29/1,488,313,997.91 = 370,473,118.59/x
  3. Step 3: Cross multiply
    992,209,332.29x = 1,488,313,997.91 × 370,473,118.59
  4. Step 4: Simplify right side
    992,209,332.29x = 551,380,328,241,629,440
  5. Step 5: Solve for x
    x = 551,380,328,241,629,440/992,209,332.29
  6. Step 6: Final answer
    x = 555,709,677.69

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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.