Home / 99,999,460,633.89-137,999,392,330.86-54,273,736,748.50

Finding the Fourth Proportional to 99,999,460,633.89, 137,999,392,330.86 and 54,273,736,748.50

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Solution

The fourth proportional to 99,999,460,633.89, 137,999,392,330.86 and 54,273,736,748.50 is: 74,897,830,881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,999,460,633.89 : 137,999,392,330.86 = 54,273,736,748.50 : x
  2. Step 2: Convert to fraction form
    99,999,460,633.89/137,999,392,330.86 = 54,273,736,748.50/x
  3. Step 3: Cross multiply
    99,999,460,633.89x = 137,999,392,330.86 × 54,273,736,748.50
  4. Step 4: Simplify right side
    99,999,460,633.89x = 7,489,742,690,817,375,469,568
  5. Step 5: Solve for x
    x = 7,489,742,690,817,375,469,568/99,999,460,633.89
  6. Step 6: Final answer
    x = 74,897,830,881.69

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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.