Home / 228,683,511.60-315,585,244.08-124,261,580.76

Finding the Fourth Proportional to 228,683,511.60, 315,585,244.08 and 124,261,580.76

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Solution

The fourth proportional to 228,683,511.60, 315,585,244.08 and 124,261,580.76 is: 171,482,067.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,683,511.60 : 315,585,244.08 = 124,261,580.76 : x
  2. Step 2: Convert to fraction form
    228,683,511.60/315,585,244.08 = 124,261,580.76/x
  3. Step 3: Cross multiply
    228,683,511.60x = 315,585,244.08 × 124,261,580.76
  4. Step 4: Simplify right side
    228,683,511.60x = 39,215,121,293,911,232
  5. Step 5: Solve for x
    x = 39,215,121,293,911,232/228,683,511.60
  6. Step 6: Final answer
    x = 171,482,067.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.