Home / 400,995,308,214.74-601,740,367,877.95-185,823,743,927.77

Finding the Fourth Proportional to 400,995,308,214.74, 601,740,367,877.95 and 185,823,743,927.77

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Solution

The fourth proportional to 400,995,308,214.74, 601,740,367,877.95 and 185,823,743,927.77 is: 278,850,265,179.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,995,308,214.74 : 601,740,367,877.95 = 185,823,743,927.77 : x
  2. Step 2: Convert to fraction form
    400,995,308,214.74/601,740,367,877.95 = 185,823,743,927.77/x
  3. Step 3: Cross multiply
    400,995,308,214.74x = 601,740,367,877.95 × 185,823,743,927.77
  4. Step 4: Simplify right side
    400,995,308,214.74x = 111,817,648,031,554,286,387,200
  5. Step 5: Solve for x
    x = 111,817,648,031,554,286,387,200/400,995,308,214.74
  6. Step 6: Final answer
    x = 278,850,265,179.85

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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.