Home / 769,824,009.70-1,154,736,014.55-224,565,543.70

Finding the Fourth Proportional to 769,824,009.70, 1,154,736,014.55 and 224,565,543.70

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Solution

The fourth proportional to 769,824,009.70, 1,154,736,014.55 and 224,565,543.70 is: 336,848,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,824,009.70 : 1,154,736,014.55 = 224,565,543.70 : x
  2. Step 2: Convert to fraction form
    769,824,009.70/1,154,736,014.55 = 224,565,543.70/x
  3. Step 3: Cross multiply
    769,824,009.70x = 1,154,736,014.55 × 224,565,543.70
  4. Step 4: Simplify right side
    769,824,009.70x = 259,313,920,937,391,840
  5. Step 5: Solve for x
    x = 259,313,920,937,391,840/769,824,009.70
  6. Step 6: Final answer
    x = 336,848,315.55

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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.