Home / 770,870,581.20-1,063,770,756.45-436,412,482.47

Finding the Fourth Proportional to 770,870,581.20, 1,063,770,756.45 and 436,412,482.47

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Solution

The fourth proportional to 770,870,581.20, 1,063,770,756.45 and 436,412,482.47 is: 602,231,876.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,870,581.20 : 1,063,770,756.45 = 436,412,482.47 : x
  2. Step 2: Convert to fraction form
    770,870,581.20/1,063,770,756.45 = 436,412,482.47/x
  3. Step 3: Cross multiply
    770,870,581.20x = 1,063,770,756.45 × 436,412,482.47
  4. Step 4: Simplify right side
    770,870,581.20x = 464,242,836,601,334,336
  5. Step 5: Solve for x
    x = 464,242,836,601,334,336/770,870,581.20
  6. Step 6: Final answer
    x = 602,231,876.43

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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.