Home / 56,218,531,771.86-84,324,827,679.66-18,440,130,804.72

Finding the Fourth Proportional to 56,218,531,771.86, 84,324,827,679.66 and 18,440,130,804.72

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Solution

The fourth proportional to 56,218,531,771.86, 84,324,827,679.66 and 18,440,130,804.72 is: 27,659,222,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,531,771.86 : 84,324,827,679.66 = 18,440,130,804.72 : x
  2. Step 2: Convert to fraction form
    56,218,531,771.86/84,324,827,679.66 = 18,440,130,804.72/x
  3. Step 3: Cross multiply
    56,218,531,771.86x = 84,324,827,679.66 × 18,440,130,804.72
  4. Step 4: Simplify right side
    56,218,531,771.86x = 1,554,960,852,498,404,343,808
  5. Step 5: Solve for x
    x = 1,554,960,852,498,404,343,808/56,218,531,771.86
  6. Step 6: Final answer
    x = 27,659,222,030.35

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1.5x scale

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.