Home / 245,365,664.40-367,735,901.40-130,405,280.40

Finding the Fourth Proportional to 245,365,664.40, 367,735,901.40 and 130,405,280.40

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Solution

The fourth proportional to 245,365,664.40, 367,735,901.40 and 130,405,280.40 is: 195,441,784.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,365,664.40 : 367,735,901.40 = 130,405,280.40 : x
  2. Step 2: Convert to fraction form
    245,365,664.40/367,735,901.40 = 130,405,280.40/x
  3. Step 3: Cross multiply
    245,365,664.40x = 367,735,901.40 × 130,405,280.40
  4. Step 4: Simplify right side
    245,365,664.40x = 47,954,703,335,213,752
  5. Step 5: Solve for x
    x = 47,954,703,335,213,752/245,365,664.40
  6. Step 6: Final answer
    x = 195,441,784.62

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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.