Home / 326,256,018,699.64-489,459,736,215.78-102,660,157,634.44

Finding the Fourth Proportional to 326,256,018,699.64, 489,459,736,215.78 and 102,660,157,634.44

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Solution

The fourth proportional to 326,256,018,699.64, 489,459,736,215.78 and 102,660,157,634.44 is: 154,014,058,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,256,018,699.64 : 489,459,736,215.78 = 102,660,157,634.44 : x
  2. Step 2: Convert to fraction form
    326,256,018,699.64/489,459,736,215.78 = 102,660,157,634.44/x
  3. Step 3: Cross multiply
    326,256,018,699.64x = 489,459,736,215.78 × 102,660,157,634.44
  4. Step 4: Simplify right side
    326,256,018,699.64x = 50,248,013,675,623,400,603,648
  5. Step 5: Solve for x
    x = 50,248,013,675,623,400,603,648/326,256,018,699.64
  6. Step 6: Final answer
    x = 154,014,058,885.10

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1.5x scale

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.