Home / 446,359,945.68-669,527,541.72-118,838,268.72

Finding the Fourth Proportional to 446,359,945.68, 669,527,541.72 and 118,838,268.72

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Solution

The fourth proportional to 446,359,945.68, 669,527,541.72 and 118,838,268.72 is: 178,254,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,359,945.68 : 669,527,541.72 = 118,838,268.72 : x
  2. Step 2: Convert to fraction form
    446,359,945.68/669,527,541.72 = 118,838,268.72/x
  3. Step 3: Cross multiply
    446,359,945.68x = 669,527,541.72 × 118,838,268.72
  4. Step 4: Simplify right side
    446,359,945.68x = 79,565,493,918,362,368
  5. Step 5: Solve for x
    x = 79,565,493,918,362,368/446,359,945.68
  6. Step 6: Final answer
    x = 178,254,107.90

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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.