Home / 99,999,460,631.24-137,999,392,327.21-54,273,736,745.86

Finding the Fourth Proportional to 99,999,460,631.24, 137,999,392,327.21 and 54,273,736,745.86

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Solution

The fourth proportional to 99,999,460,631.24, 137,999,392,327.21 and 54,273,736,745.86 is: 74,897,830,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,999,460,631.24 : 137,999,392,327.21 = 54,273,736,745.86 : x
  2. Step 2: Convert to fraction form
    99,999,460,631.24/137,999,392,327.21 = 54,273,736,745.86/x
  3. Step 3: Cross multiply
    99,999,460,631.24x = 137,999,392,327.21 × 54,273,736,745.86
  4. Step 4: Simplify right side
    99,999,460,631.24x = 7,489,742,690,255,647,014,912
  5. Step 5: Solve for x
    x = 7,489,742,690,255,647,014,912/99,999,460,631.24
  6. Step 6: Final answer
    x = 74,897,830,878.06

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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.