Home / 1,170,036,141.90-1,755,054,212.85-480,438,300.30

Finding the Fourth Proportional to 1,170,036,141.90, 1,755,054,212.85 and 480,438,300.30

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Solution

The fourth proportional to 1,170,036,141.90, 1,755,054,212.85 and 480,438,300.30 is: 720,657,450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,036,141.90 : 1,755,054,212.85 = 480,438,300.30 : x
  2. Step 2: Convert to fraction form
    1,170,036,141.90/1,755,054,212.85 = 480,438,300.30/x
  3. Step 3: Cross multiply
    1,170,036,141.90x = 1,755,054,212.85 × 480,438,300.30
  4. Step 4: Simplify right side
    1,170,036,141.90x = 843,195,262,956,008,448
  5. Step 5: Solve for x
    x = 843,195,262,956,008,448/1,170,036,141.90
  6. Step 6: Final answer
    x = 720,657,450.45

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Double scale
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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.