Home / 593,643,112-890,525,685.28-205,465,308.64

Finding the Fourth Proportional to 593,643,112, 890,525,685.28 and 205,465,308.64

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Solution

The fourth proportional to 593,643,112, 890,525,685.28 and 205,465,308.64 is: 308,219,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,643,112 : 890,525,685.28 = 205,465,308.64 : x
  2. Step 2: Convert to fraction form
    593,643,112/890,525,685.28 = 205,465,308.64/x
  3. Step 3: Cross multiply
    593,643,112x = 890,525,685.28 × 205,465,308.64
  4. Step 4: Simplify right side
    593,643,112x = 182,972,134,777,902,688
  5. Step 5: Solve for x
    x = 182,972,134,777,902,688/593,643,112
  6. Step 6: Final answer
    x = 308,219,081.60

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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.