Home / 120,590,470.36-180,885,804.90-29,714,069.08

Finding the Fourth Proportional to 120,590,470.36, 180,885,804.90 and 29,714,069.08

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Solution

The fourth proportional to 120,590,470.36, 180,885,804.90 and 29,714,069.08 is: 44,571,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,590,470.36 : 180,885,804.90 = 29,714,069.08 : x
  2. Step 2: Convert to fraction form
    120,590,470.36/180,885,804.90 = 29,714,069.08/x
  3. Step 3: Cross multiply
    120,590,470.36x = 180,885,804.90 × 29,714,069.08
  4. Step 4: Simplify right side
    120,590,470.36x = 5,374,853,302,390,002
  5. Step 5: Solve for x
    x = 5,374,853,302,390,002/120,590,470.36
  6. Step 6: Final answer
    x = 44,571,128.10

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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.