Home / 354,316,802.40-531,475,203.60-262,483,797.60

Finding the Fourth Proportional to 354,316,802.40, 531,475,203.60 and 262,483,797.60

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Solution

The fourth proportional to 354,316,802.40, 531,475,203.60 and 262,483,797.60 is: 393,725,696.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,316,802.40 : 531,475,203.60 = 262,483,797.60 : x
  2. Step 2: Convert to fraction form
    354,316,802.40/531,475,203.60 = 262,483,797.60/x
  3. Step 3: Cross multiply
    354,316,802.40x = 531,475,203.60 × 262,483,797.60
  4. Step 4: Simplify right side
    354,316,802.40x = 139,503,629,771,161,200
  5. Step 5: Solve for x
    x = 139,503,629,771,161,200/354,316,802.40
  6. Step 6: Final answer
    x = 393,725,696.40

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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.