Home / 839,544,454.90-1,158,575,353.28-463,201,018.84

Finding the Fourth Proportional to 839,544,454.90, 1,158,575,353.28 and 463,201,018.84

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Solution

The fourth proportional to 839,544,454.90, 1,158,575,353.28 and 463,201,018.84 is: 639,219,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,544,454.90 : 1,158,575,353.28 = 463,201,018.84 : x
  2. Step 2: Convert to fraction form
    839,544,454.90/1,158,575,353.28 = 463,201,018.84/x
  3. Step 3: Cross multiply
    839,544,454.90x = 1,158,575,353.28 × 463,201,018.84
  4. Step 4: Simplify right side
    839,544,454.90x = 536,653,284,042,208,896
  5. Step 5: Solve for x
    x = 536,653,284,042,208,896/839,544,454.90
  6. Step 6: Final answer
    x = 639,219,615.96

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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.