Home / 830,104,018,836.08-1,245,210,663,393.70-217,498,579,321.36

Finding the Fourth Proportional to 830,104,018,836.08, 1,245,210,663,393.70 and 217,498,579,321.36

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Solution

The fourth proportional to 830,104,018,836.08, 1,245,210,663,393.70 and 217,498,579,321.36 is: 326,262,184,134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,104,018,836.08 : 1,245,210,663,393.70 = 217,498,579,321.36 : x
  2. Step 2: Convert to fraction form
    830,104,018,836.08/1,245,210,663,393.70 = 217,498,579,321.36/x
  3. Step 3: Cross multiply
    830,104,018,836.08x = 1,245,210,663,393.70 × 217,498,579,321.36
  4. Step 4: Simplify right side
    830,104,018,836.08x = 270,831,550,243,937,921,794,048
  5. Step 5: Solve for x
    x = 270,831,550,243,937,921,794,048/830,104,018,836.08
  6. Step 6: Final answer
    x = 326,262,184,134.08

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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.