Home / 354,294,140.08-488,925,191.52-197,651,905.32

Finding the Fourth Proportional to 354,294,140.08, 488,925,191.52 and 197,651,905.32

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Solution

The fourth proportional to 354,294,140.08, 488,925,191.52 and 197,651,905.32 is: 272,759,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,140.08 : 488,925,191.52 = 197,651,905.32 : x
  2. Step 2: Convert to fraction form
    354,294,140.08/488,925,191.52 = 197,651,905.32/x
  3. Step 3: Cross multiply
    354,294,140.08x = 488,925,191.52 × 197,651,905.32
  4. Step 4: Simplify right side
    354,294,140.08x = 96,636,995,662,873,904
  5. Step 5: Solve for x
    x = 96,636,995,662,873,904/354,294,140.08
  6. Step 6: Final answer
    x = 272,759,226.67

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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.