Home / 1,170,036,265.90-1,755,054,398.85-480,438,424.30

Finding the Fourth Proportional to 1,170,036,265.90, 1,755,054,398.85 and 480,438,424.30

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Solution

The fourth proportional to 1,170,036,265.90, 1,755,054,398.85 and 480,438,424.30 is: 720,657,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,036,265.90 : 1,755,054,398.85 = 480,438,424.30 : x
  2. Step 2: Convert to fraction form
    1,170,036,265.90/1,755,054,398.85 = 480,438,424.30/x
  3. Step 3: Cross multiply
    1,170,036,265.90x = 1,755,054,398.85 × 480,438,424.30
  4. Step 4: Simplify right side
    1,170,036,265.90x = 843,195,569,944,277,760
  5. Step 5: Solve for x
    x = 843,195,569,944,277,760/1,170,036,265.90
  6. Step 6: Final answer
    x = 720,657,636.45

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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.