Home / 671,949,967.20-927,290,761.20-362,900,623.20

Finding the Fourth Proportional to 671,949,967.20, 927,290,761.20 and 362,900,623.20

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Solution

The fourth proportional to 671,949,967.20, 927,290,761.20 and 362,900,623.20 is: 500,802,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,949,967.20 : 927,290,761.20 = 362,900,623.20 : x
  2. Step 2: Convert to fraction form
    671,949,967.20/927,290,761.20 = 362,900,623.20/x
  3. Step 3: Cross multiply
    671,949,967.20x = 927,290,761.20 × 362,900,623.20
  4. Step 4: Simplify right side
    671,949,967.20x = 336,514,395,127,082,368
  5. Step 5: Solve for x
    x = 336,514,395,127,082,368/671,949,967.20
  6. Step 6: Final answer
    x = 500,802,755.49

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1.5x scale

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.