Home / 760,404,226.68-1,049,177,960.70-430,379,365.68

Finding the Fourth Proportional to 760,404,226.68, 1,049,177,960.70 and 430,379,365.68

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Solution

The fourth proportional to 760,404,226.68, 1,049,177,960.70 and 430,379,365.68 is: 593,821,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,404,226.68 : 1,049,177,960.70 = 430,379,365.68 : x
  2. Step 2: Convert to fraction form
    760,404,226.68/1,049,177,960.70 = 430,379,365.68/x
  3. Step 3: Cross multiply
    760,404,226.68x = 1,049,177,960.70 × 430,379,365.68
  4. Step 4: Simplify right side
    760,404,226.68x = 451,544,545,211,502,016
  5. Step 5: Solve for x
    x = 451,544,545,211,502,016/760,404,226.68
  6. Step 6: Final answer
    x = 593,821,719.25

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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.