Home / 131,919,298,956.43-182,034,065,909.94-74,034,402,229.63

Finding the Fourth Proportional to 131,919,298,956.43, 182,034,065,909.94 and 74,034,402,229.63

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Solution

The fourth proportional to 131,919,298,956.43, 182,034,065,909.94 and 74,034,402,229.63 is: 102,159,300,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,919,298,956.43 : 182,034,065,909.94 = 74,034,402,229.63 : x
  2. Step 2: Convert to fraction form
    131,919,298,956.43/182,034,065,909.94 = 74,034,402,229.63/x
  3. Step 3: Cross multiply
    131,919,298,956.43x = 182,034,065,909.94 × 74,034,402,229.63
  4. Step 4: Simplify right side
    131,919,298,956.43x = 13,476,783,255,071,477,465,088
  5. Step 5: Solve for x
    x = 13,476,783,255,071,477,465,088/131,919,298,956.43
  6. Step 6: Final answer
    x = 102,159,300,130.32

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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.