Home / 354,613,745,657.04-489,367,440,929.19-192,033,671,948.76

Finding the Fourth Proportional to 354,613,745,657.04, 489,367,440,929.19 and 192,033,671,948.76

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Solution

The fourth proportional to 354,613,745,657.04, 489,367,440,929.19 and 192,033,671,948.76 is: 265,006,722,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,613,745,657.04 : 489,367,440,929.19 = 192,033,671,948.76 : x
  2. Step 2: Convert to fraction form
    354,613,745,657.04/489,367,440,929.19 = 192,033,671,948.76/x
  3. Step 3: Cross multiply
    354,613,745,657.04x = 489,367,440,929.19 × 192,033,671,948.76
  4. Step 4: Simplify right side
    354,613,745,657.04x = 93,975,026,613,800,266,629,120
  5. Step 5: Solve for x
    x = 93,975,026,613,800,266,629,120/354,613,745,657.04
  6. Step 6: Final answer
    x = 265,006,722,849.05

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Double scale
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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.