Home / 191,909,477.90-287,864,216.85-94,880,161.10

Finding the Fourth Proportional to 191,909,477.90, 287,864,216.85 and 94,880,161.10

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Solution

The fourth proportional to 191,909,477.90, 287,864,216.85 and 94,880,161.10 is: 142,320,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,909,477.90 : 287,864,216.85 = 94,880,161.10 : x
  2. Step 2: Convert to fraction form
    191,909,477.90/287,864,216.85 = 94,880,161.10/x
  3. Step 3: Cross multiply
    191,909,477.90x = 287,864,216.85 × 94,880,161.10
  4. Step 4: Simplify right side
    191,909,477.90x = 27,312,603,269,653,336
  5. Step 5: Solve for x
    x = 27,312,603,269,653,336/191,909,477.90
  6. Step 6: Final answer
    x = 142,320,241.65

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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.