Home / 413,384,010.30-620,076,015.45-375,120,258.30

Finding the Fourth Proportional to 413,384,010.30, 620,076,015.45 and 375,120,258.30

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Solution

The fourth proportional to 413,384,010.30, 620,076,015.45 and 375,120,258.30 is: 562,680,387.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,384,010.30 : 620,076,015.45 = 375,120,258.30 : x
  2. Step 2: Convert to fraction form
    413,384,010.30/620,076,015.45 = 375,120,258.30/x
  3. Step 3: Cross multiply
    413,384,010.30x = 620,076,015.45 × 375,120,258.30
  4. Step 4: Simplify right side
    413,384,010.30x = 232,603,075,081,238,816
  5. Step 5: Solve for x
    x = 232,603,075,081,238,816/413,384,010.30
  6. Step 6: Final answer
    x = 562,680,387.45

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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.