Home / 191,630,119.50-287,447,484.96-53,447,312.79

Finding the Fourth Proportional to 191,630,119.50, 287,447,484.96 and 53,447,312.79

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Solution

The fourth proportional to 191,630,119.50, 287,447,484.96 and 53,447,312.79 is: 80,171,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,630,119.50 : 287,447,484.96 = 53,447,312.79 : x
  2. Step 2: Convert to fraction form
    191,630,119.50/287,447,484.96 = 53,447,312.79/x
  3. Step 3: Cross multiply
    191,630,119.50x = 287,447,484.96 × 53,447,312.79
  4. Step 4: Simplify right side
    191,630,119.50x = 15,363,295,639,355,940
  5. Step 5: Solve for x
    x = 15,363,295,639,355,940/191,630,119.50
  6. Step 6: Final answer
    x = 80,171,612.27

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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.