Home / 516,510,244.61-774,685,503.14-188,909,148.23

Finding the Fourth Proportional to 516,510,244.61, 774,685,503.14 and 188,909,148.23

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Solution

The fourth proportional to 516,510,244.61, 774,685,503.14 and 188,909,148.23 is: 283,334,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,510,244.61 : 774,685,503.14 = 188,909,148.23 : x
  2. Step 2: Convert to fraction form
    516,510,244.61/774,685,503.14 = 188,909,148.23/x
  3. Step 3: Cross multiply
    516,510,244.61x = 774,685,503.14 × 188,909,148.23
  4. Step 4: Simplify right side
    516,510,244.61x = 146,345,178,546,433,184
  5. Step 5: Solve for x
    x = 146,345,178,546,433,184/516,510,244.61
  6. Step 6: Final answer
    x = 283,334,512.86

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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.