Home / 97,355,328.30-146,032,992.45-28,267,998.30

Finding the Fourth Proportional to 97,355,328.30, 146,032,992.45 and 28,267,998.30

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Solution

The fourth proportional to 97,355,328.30, 146,032,992.45 and 28,267,998.30 is: 42,401,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,355,328.30 : 146,032,992.45 = 28,267,998.30 : x
  2. Step 2: Convert to fraction form
    97,355,328.30/146,032,992.45 = 28,267,998.30/x
  3. Step 3: Cross multiply
    97,355,328.30x = 146,032,992.45 × 28,267,998.30
  4. Step 4: Simplify right side
    97,355,328.30x = 4,128,060,382,320,512.50
  5. Step 5: Solve for x
    x = 4,128,060,382,320,512.50/97,355,328.30
  6. Step 6: Final answer
    x = 42,401,997.45

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Half scale
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Double scale
Find fourth proportional to 97,355,329.30, 146,032,993.95 and 28,267,999.30
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.