Home / 235,563,620.16-325,071,459.36-131,141,697.60

Finding the Fourth Proportional to 235,563,620.16, 325,071,459.36 and 131,141,697.60

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Solution

The fourth proportional to 235,563,620.16, 325,071,459.36 and 131,141,697.60 is: 180,972,015.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,563,620.16 : 325,071,459.36 = 131,141,697.60 : x
  2. Step 2: Convert to fraction form
    235,563,620.16/325,071,459.36 = 131,141,697.60/x
  3. Step 3: Cross multiply
    235,563,620.16x = 325,071,459.36 × 131,141,697.60
  4. Step 4: Simplify right side
    235,563,620.16x = 42,630,423,021,779,808
  5. Step 5: Solve for x
    x = 42,630,423,021,779,808/235,563,620.16
  6. Step 6: Final answer
    x = 180,972,015.09

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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.