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Finding the Fourth Proportional to 607,344,659.60, 910,828,595.92 and 219,117,019.36

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Solution

The fourth proportional to 607,344,659.60, 910,828,595.92 and 219,117,019.36 is: 328,607,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,344,659.60 : 910,828,595.92 = 219,117,019.36 : x
  2. Step 2: Convert to fraction form
    607,344,659.60/910,828,595.92 = 219,117,019.36/x
  3. Step 3: Cross multiply
    607,344,659.60x = 910,828,595.92 × 219,117,019.36
  4. Step 4: Simplify right side
    607,344,659.60x = 199,578,047,085,844,256
  5. Step 5: Solve for x
    x = 199,578,047,085,844,256/607,344,659.60
  6. Step 6: Final answer
    x = 328,607,560.68

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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.