Home / 346,956,290.56-478,795,214.04-198,275,709.02

Finding the Fourth Proportional to 346,956,290.56, 478,795,214.04 and 198,275,709.02

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Solution

The fourth proportional to 346,956,290.56, 478,795,214.04 and 198,275,709.02 is: 273,617,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,956,290.56 : 478,795,214.04 = 198,275,709.02 : x
  2. Step 2: Convert to fraction form
    346,956,290.56/478,795,214.04 = 198,275,709.02/x
  3. Step 3: Cross multiply
    346,956,290.56x = 478,795,214.04 × 198,275,709.02
  4. Step 4: Simplify right side
    346,956,290.56x = 94,933,460,539,163,664
  5. Step 5: Solve for x
    x = 94,933,460,539,163,664/346,956,290.56
  6. Step 6: Final answer
    x = 273,617,925.73

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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.