Home / 8,643,795,036.42-11,927,518,822.38-4,780,716,771.36

Finding the Fourth Proportional to 8,643,795,036.42, 11,927,518,822.38 and 4,780,716,771.36

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Solution

The fourth proportional to 8,643,795,036.42, 11,927,518,822.38 and 4,780,716,771.36 is: 6,596,881,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,643,795,036.42 : 11,927,518,822.38 = 4,780,716,771.36 : x
  2. Step 2: Convert to fraction form
    8,643,795,036.42/11,927,518,822.38 = 4,780,716,771.36/x
  3. Step 3: Cross multiply
    8,643,795,036.42x = 11,927,518,822.38 × 4,780,716,771.36
  4. Step 4: Simplify right side
    8,643,795,036.42x = 57,022,089,274,852,237,312
  5. Step 5: Solve for x
    x = 57,022,089,274,852,237,312/8,643,795,036.42
  6. Step 6: Final answer
    x = 6,596,881,234.99

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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.