Home / 354,613,745,658.85-489,367,440,931.65-192,033,671,950.58

Finding the Fourth Proportional to 354,613,745,658.85, 489,367,440,931.65 and 192,033,671,950.58

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Solution

The fourth proportional to 354,613,745,658.85, 489,367,440,931.65 and 192,033,671,950.58 is: 265,006,722,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,613,745,658.85 : 489,367,440,931.65 = 192,033,671,950.58 : x
  2. Step 2: Convert to fraction form
    354,613,745,658.85/489,367,440,931.65 = 192,033,671,950.58/x
  3. Step 3: Cross multiply
    354,613,745,658.85x = 489,367,440,931.65 × 192,033,671,950.58
  4. Step 4: Simplify right side
    354,613,745,658.85x = 93,975,026,615,163,314,765,824
  5. Step 5: Solve for x
    x = 93,975,026,615,163,314,765,824/354,613,745,658.85
  6. Step 6: Final answer
    x = 265,006,722,851.55

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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.