Home / 368,215,470,415.03-508,063,652,712.70-205,610,097,089.48

Finding the Fourth Proportional to 368,215,470,415.03, 508,063,652,712.70 and 205,610,097,089.48

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Solution

The fourth proportional to 368,215,470,415.03, 508,063,652,712.70 and 205,610,097,089.48 is: 283,700,782,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,215,470,415.03 : 508,063,652,712.70 = 205,610,097,089.48 : x
  2. Step 2: Convert to fraction form
    368,215,470,415.03/508,063,652,712.70 = 205,610,097,089.48/x
  3. Step 3: Cross multiply
    368,215,470,415.03x = 508,063,652,712.70 × 205,610,097,089.48
  4. Step 4: Simplify right side
    368,215,470,415.03x = 104,463,016,961,894,109,937,664
  5. Step 5: Solve for x
    x = 104,463,016,961,894,109,937,664/368,215,470,415.03
  6. Step 6: Final answer
    x = 283,700,782,164.72

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1.5x scale

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.