Home / 76,478,584,491.47-105,540,774,714.79-41,717,162,459.36

Finding the Fourth Proportional to 76,478,584,491.47, 105,540,774,714.79 and 41,717,162,459.36

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Solution

The fourth proportional to 76,478,584,491.47, 105,540,774,714.79 and 41,717,162,459.36 is: 57,569,863,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,478,584,491.47 : 105,540,774,714.79 = 41,717,162,459.36 : x
  2. Step 2: Convert to fraction form
    76,478,584,491.47/105,540,774,714.79 = 41,717,162,459.36/x
  3. Step 3: Cross multiply
    76,478,584,491.47x = 105,540,774,714.79 × 41,717,162,459.36
  4. Step 4: Simplify right side
    76,478,584,491.47x = 4,402,861,644,863,608,193,024
  5. Step 5: Solve for x
    x = 4,402,861,644,863,608,193,024/76,478,584,491.47
  6. Step 6: Final answer
    x = 57,569,863,173.33

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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.