Home / 191,492,495.40-287,238,743.10-114,008,397.60

Finding the Fourth Proportional to 191,492,495.40, 287,238,743.10 and 114,008,397.60

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Solution

The fourth proportional to 191,492,495.40, 287,238,743.10 and 114,008,397.60 is: 171,012,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,492,495.40 : 287,238,743.10 = 114,008,397.60 : x
  2. Step 2: Convert to fraction form
    191,492,495.40/287,238,743.10 = 114,008,397.60/x
  3. Step 3: Cross multiply
    191,492,495.40x = 287,238,743.10 × 114,008,397.60
  4. Step 4: Simplify right side
    191,492,495.40x = 32,747,628,829,469,056
  5. Step 5: Solve for x
    x = 32,747,628,829,469,056/191,492,495.40
  6. Step 6: Final answer
    x = 171,012,596.40

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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.