Home / 354,316,803.40-531,475,205.10-262,483,798.60

Finding the Fourth Proportional to 354,316,803.40, 531,475,205.10 and 262,483,798.60

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Solution

The fourth proportional to 354,316,803.40, 531,475,205.10 and 262,483,798.60 is: 393,725,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,316,803.40 : 531,475,205.10 = 262,483,798.60 : x
  2. Step 2: Convert to fraction form
    354,316,803.40/531,475,205.10 = 262,483,798.60/x
  3. Step 3: Cross multiply
    354,316,803.40x = 531,475,205.10 × 262,483,798.60
  4. Step 4: Simplify right side
    354,316,803.40x = 139,503,630,696,362,096
  5. Step 5: Solve for x
    x = 139,503,630,696,362,096/354,316,803.40
  6. Step 6: Final answer
    x = 393,725,697.90

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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.