Home / 320,374,324,120.24-442,117,051,581.54-173,886,838,060.96

Finding the Fourth Proportional to 320,374,324,120.24, 442,117,051,581.54 and 173,886,838,060.96

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Solution

The fourth proportional to 320,374,324,120.24, 442,117,051,581.54 and 173,886,838,060.96 is: 239,964,099,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,374,324,120.24 : 442,117,051,581.54 = 173,886,838,060.96 : x
  2. Step 2: Convert to fraction form
    320,374,324,120.24/442,117,051,581.54 = 173,886,838,060.96/x
  3. Step 3: Cross multiply
    320,374,324,120.24x = 442,117,051,581.54 × 173,886,838,060.96
  4. Step 4: Simplify right side
    320,374,324,120.24x = 76,878,336,152,348,345,237,504
  5. Step 5: Solve for x
    x = 76,878,336,152,348,345,237,504/320,374,324,120.24
  6. Step 6: Final answer
    x = 239,964,099,381.12

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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.