Home / 76,668,487,445.68-115,005,074,039.87-26,303,214,746.81

Finding the Fourth Proportional to 76,668,487,445.68, 115,005,074,039.87 and 26,303,214,746.81

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Solution

The fourth proportional to 76,668,487,445.68, 115,005,074,039.87 and 26,303,214,746.81 is: 39,455,625,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668,487,445.68 : 115,005,074,039.87 = 26,303,214,746.81 : x
  2. Step 2: Convert to fraction form
    76,668,487,445.68/115,005,074,039.87 = 26,303,214,746.81/x
  3. Step 3: Cross multiply
    76,668,487,445.68x = 115,005,074,039.87 × 26,303,214,746.81
  4. Step 4: Simplify right side
    76,668,487,445.68x = 3,025,003,159,443,714,605,056
  5. Step 5: Solve for x
    x = 3,025,003,159,443,714,605,056/76,668,487,445.68
  6. Step 6: Final answer
    x = 39,455,625,906.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.