Home / 202,506,040,904.60-279,432,651,049.25-111,030,520,128.40

Finding the Fourth Proportional to 202,506,040,904.60, 279,432,651,049.25 and 111,030,520,128.40

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Solution

The fourth proportional to 202,506,040,904.60, 279,432,651,049.25 and 111,030,520,128.40 is: 153,208,034,922.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,506,040,904.60 : 279,432,651,049.25 = 111,030,520,128.40 : x
  2. Step 2: Convert to fraction form
    202,506,040,904.60/279,432,651,049.25 = 111,030,520,128.40/x
  3. Step 3: Cross multiply
    202,506,040,904.60x = 279,432,651,049.25 × 111,030,520,128.40
  4. Step 4: Simplify right side
    202,506,040,904.60x = 31,025,552,586,855,923,318,784
  5. Step 5: Solve for x
    x = 31,025,552,586,855,923,318,784/202,506,040,904.60
  6. Step 6: Final answer
    x = 153,208,034,922.14

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1.5x scale

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.