Home / 111,093,612.55-155,148,420.05-111,093,612.55

Finding the Fourth Proportional to 111,093,612.55, 155,148,420.05 and 111,093,612.55

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Solution

The fourth proportional to 111,093,612.55, 155,148,420.05 and 111,093,612.55 is: 155,148,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,093,612.55 : 155,148,420.05 = 111,093,612.55 : x
  2. Step 2: Convert to fraction form
    111,093,612.55/155,148,420.05 = 111,093,612.55/x
  3. Step 3: Cross multiply
    111,093,612.55x = 155,148,420.05 × 111,093,612.55
  4. Step 4: Simplify right side
    111,093,612.55x = 17,235,998,464,779,352
  5. Step 5: Solve for x
    x = 17,235,998,464,779,352/111,093,612.55
  6. Step 6: Final answer
    x = 155,148,420.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.