Home / 489,477,181.96-734,236,035.36-144,430,802.40

Finding the Fourth Proportional to 489,477,181.96, 734,236,035.36 and 144,430,802.40

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Solution

The fourth proportional to 489,477,181.96, 734,236,035.36 and 144,430,802.40 is: 216,652,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,477,181.96 : 734,236,035.36 = 144,430,802.40 : x
  2. Step 2: Convert to fraction form
    489,477,181.96/734,236,035.36 = 144,430,802.40/x
  3. Step 3: Cross multiply
    489,477,181.96x = 734,236,035.36 × 144,430,802.40
  4. Step 4: Simplify right side
    489,477,181.96x = 106,046,299,738,039,584
  5. Step 5: Solve for x
    x = 106,046,299,738,039,584/489,477,181.96
  6. Step 6: Final answer
    x = 216,652,182.46

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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.