Home / 295,038,808.40-442,558,212.60-158,989,912.40

Finding the Fourth Proportional to 295,038,808.40, 442,558,212.60 and 158,989,912.40

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Solution

The fourth proportional to 295,038,808.40, 442,558,212.60 and 158,989,912.40 is: 238,484,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,038,808.40 : 442,558,212.60 = 158,989,912.40 : x
  2. Step 2: Convert to fraction form
    295,038,808.40/442,558,212.60 = 158,989,912.40/x
  3. Step 3: Cross multiply
    295,038,808.40x = 442,558,212.60 × 158,989,912.40
  4. Step 4: Simplify right side
    295,038,808.40x = 70,362,291,453,174,584
  5. Step 5: Solve for x
    x = 70,362,291,453,174,584/295,038,808.40
  6. Step 6: Final answer
    x = 238,484,868.60

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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.