Home / 74,560,233,343.86-102,893,118,079.51-40,265,936,601.12

Finding the Fourth Proportional to 74,560,233,343.86, 102,893,118,079.51 and 40,265,936,601.12

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Solution

The fourth proportional to 74,560,233,343.86, 102,893,118,079.51 and 40,265,936,601.12 is: 55,566,990,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,560,233,343.86 : 102,893,118,079.51 = 40,265,936,601.12 : x
  2. Step 2: Convert to fraction form
    74,560,233,343.86/102,893,118,079.51 = 40,265,936,601.12/x
  3. Step 3: Cross multiply
    74,560,233,343.86x = 102,893,118,079.51 × 40,265,936,601.12
  4. Step 4: Simplify right side
    74,560,233,343.86x = 4,143,087,769,281,103,921,152
  5. Step 5: Solve for x
    x = 4,143,087,769,281,103,921,152/74,560,233,343.86
  6. Step 6: Final answer
    x = 55,566,990,384.46

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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.