Home / 25,153,615,094.56-37,716,264,852.72-8,356,433,807.68

Finding the Fourth Proportional to 25,153,615,094.56, 37,716,264,852.72 and 8,356,433,807.68

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Solution

The fourth proportional to 25,153,615,094.56, 37,716,264,852.72 and 8,356,433,807.68 is: 12,529,947,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153,615,094.56 : 37,716,264,852.72 = 8,356,433,807.68 : x
  2. Step 2: Convert to fraction form
    25,153,615,094.56/37,716,264,852.72 = 8,356,433,807.68/x
  3. Step 3: Cross multiply
    25,153,615,094.56x = 37,716,264,852.72 × 8,356,433,807.68
  4. Step 4: Simplify right side
    25,153,615,094.56x = 315,173,470,714,682,343,424
  5. Step 5: Solve for x
    x = 315,173,470,714,682,343,424/25,153,615,094.56
  6. Step 6: Final answer
    x = 12,529,947,267.22

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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.