Home / 354,613,745,656.54-489,367,440,928.50-192,033,671,948.26

Finding the Fourth Proportional to 354,613,745,656.54, 489,367,440,928.50 and 192,033,671,948.26

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Solution

The fourth proportional to 354,613,745,656.54, 489,367,440,928.50 and 192,033,671,948.26 is: 265,006,722,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,613,745,656.54 : 489,367,440,928.50 = 192,033,671,948.26 : x
  2. Step 2: Convert to fraction form
    354,613,745,656.54/489,367,440,928.50 = 192,033,671,948.26/x
  3. Step 3: Cross multiply
    354,613,745,656.54x = 489,367,440,928.50 × 192,033,671,948.26
  4. Step 4: Simplify right side
    354,613,745,656.54x = 93,975,026,613,423,081,259,008
  5. Step 5: Solve for x
    x = 93,975,026,613,423,081,259,008/354,613,745,656.54
  6. Step 6: Final answer
    x = 265,006,722,848.36

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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.