Home / 585,311,310.63-877,967,345.03-148,644,742.95

Finding the Fourth Proportional to 585,311,310.63, 877,967,345.03 and 148,644,742.95

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Solution

The fourth proportional to 585,311,310.63, 877,967,345.03 and 148,644,742.95 is: 222,967,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,311,310.63 : 877,967,345.03 = 148,644,742.95 : x
  2. Step 2: Convert to fraction form
    585,311,310.63/877,967,345.03 = 148,644,742.95/x
  3. Step 3: Cross multiply
    585,311,310.63x = 877,967,345.03 × 148,644,742.95
  4. Step 4: Simplify right side
    585,311,310.63x = 130,505,230,319,735,072
  5. Step 5: Solve for x
    x = 130,505,230,319,735,072/585,311,310.63
  6. Step 6: Final answer
    x = 222,967,210.70

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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.