Home / 163,788,807,997.60-245,683,211,996.40-46,012,979,341.60

Finding the Fourth Proportional to 163,788,807,997.60, 245,683,211,996.40 and 46,012,979,341.60

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Solution

The fourth proportional to 163,788,807,997.60, 245,683,211,996.40 and 46,012,979,341.60 is: 69,019,469,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,788,807,997.60 : 245,683,211,996.40 = 46,012,979,341.60 : x
  2. Step 2: Convert to fraction form
    163,788,807,997.60/245,683,211,996.40 = 46,012,979,341.60/x
  3. Step 3: Cross multiply
    163,788,807,997.60x = 245,683,211,996.40 × 46,012,979,341.60
  4. Step 4: Simplify right side
    163,788,807,997.60x = 11,304,616,558,168,285,118,464
  5. Step 5: Solve for x
    x = 11,304,616,558,168,285,118,464/163,788,807,997.60
  6. Step 6: Final answer
    x = 69,019,469,012.40

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Double scale
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Similar ratio
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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.