Home / 746,532,902.90-1,119,967,315.95-439,667,059.70

Finding the Fourth Proportional to 746,532,902.90, 1,119,967,315.95 and 439,667,059.70

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Solution

The fourth proportional to 746,532,902.90, 1,119,967,315.95 and 439,667,059.70 is: 659,599,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,532,902.90 : 1,119,967,315.95 = 439,667,059.70 : x
  2. Step 2: Convert to fraction form
    746,532,902.90/1,119,967,315.95 = 439,667,059.70/x
  3. Step 3: Cross multiply
    746,532,902.90x = 1,119,967,315.95 × 439,667,059.70
  4. Step 4: Simplify right side
    746,532,902.90x = 492,412,736,763,837,440
  5. Step 5: Solve for x
    x = 492,412,736,763,837,440/746,532,902.90
  6. Step 6: Final answer
    x = 659,599,509.75

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1.5x scale

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.