Home / 191,476,242,419.40-287,214,363,629.10-113,112,078,323.40

Finding the Fourth Proportional to 191,476,242,419.40, 287,214,363,629.10 and 113,112,078,323.40

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Solution

The fourth proportional to 191,476,242,419.40, 287,214,363,629.10 and 113,112,078,323.40 is: 169,668,117,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,476,242,419.40 : 287,214,363,629.10 = 113,112,078,323.40 : x
  2. Step 2: Convert to fraction form
    191,476,242,419.40/287,214,363,629.10 = 113,112,078,323.40/x
  3. Step 3: Cross multiply
    191,476,242,419.40x = 287,214,363,629.10 × 113,112,078,323.40
  4. Step 4: Simplify right side
    191,476,242,419.40x = 32,487,413,594,420,244,643,840
  5. Step 5: Solve for x
    x = 32,487,413,594,420,244,643,840/191,476,242,419.40
  6. Step 6: Final answer
    x = 169,668,117,485.10

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1.5x scale

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.