Home / 346,714,361.64-478,439,264.70-198,014,955.50

Finding the Fourth Proportional to 346,714,361.64, 478,439,264.70 and 198,014,955.50

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Solution

The fourth proportional to 346,714,361.64, 478,439,264.70 and 198,014,955.50 is: 273,245,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,714,361.64 : 478,439,264.70 = 198,014,955.50 : x
  2. Step 2: Convert to fraction form
    346,714,361.64/478,439,264.70 = 198,014,955.50/x
  3. Step 3: Cross multiply
    346,714,361.64x = 478,439,264.70 × 198,014,955.50
  4. Step 4: Simplify right side
    346,714,361.64x = 94,738,129,709,023,216
  5. Step 5: Solve for x
    x = 94,738,129,709,023,216/346,714,361.64
  6. Step 6: Final answer
    x = 273,245,472.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.