Home / 243,047,633,937.40-364,430,134,910.37-91,965,606,347.03

Finding the Fourth Proportional to 243,047,633,937.40, 364,430,134,910.37 and 91,965,606,347.03

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Solution

The fourth proportional to 243,047,633,937.40, 364,430,134,910.37 and 91,965,606,347.03 is: 137,894,937,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,047,633,937.40 : 364,430,134,910.37 = 91,965,606,347.03 : x
  2. Step 2: Convert to fraction form
    243,047,633,937.40/364,430,134,910.37 = 91,965,606,347.03/x
  3. Step 3: Cross multiply
    243,047,633,937.40x = 364,430,134,910.37 × 91,965,606,347.03
  4. Step 4: Simplify right side
    243,047,633,937.40x = 33,515,038,328,163,577,888,768
  5. Step 5: Solve for x
    x = 33,515,038,328,163,577,888,768/243,047,633,937.40
  6. Step 6: Final answer
    x = 137,894,937,651.59

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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.