Home / 221,184,088.40-331,776,132.60-185,352,280.40

Finding the Fourth Proportional to 221,184,088.40, 331,776,132.60 and 185,352,280.40

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Solution

The fourth proportional to 221,184,088.40, 331,776,132.60 and 185,352,280.40 is: 278,028,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,088.40 : 331,776,132.60 = 185,352,280.40 : x
  2. Step 2: Convert to fraction form
    221,184,088.40/331,776,132.60 = 185,352,280.40/x
  3. Step 3: Cross multiply
    221,184,088.40x = 331,776,132.60 × 185,352,280.40
  4. Step 4: Simplify right side
    221,184,088.40x = 61,495,462,759,702,784
  5. Step 5: Solve for x
    x = 61,495,462,759,702,784/221,184,088.40
  6. Step 6: Final answer
    x = 278,028,420.60

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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.