Home / 972,382,611.74-1,341,385,855.00-659,009,656.22

Finding the Fourth Proportional to 972,382,611.74, 1,341,385,855.00 and 659,009,656.22

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Solution

The fourth proportional to 972,382,611.74, 1,341,385,855.00 and 659,009,656.22 is: 909,093,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,382,611.74 : 1,341,385,855.00 = 659,009,656.22 : x
  2. Step 2: Convert to fraction form
    972,382,611.74/1,341,385,855.00 = 659,009,656.22/x
  3. Step 3: Cross multiply
    972,382,611.74x = 1,341,385,855.00 × 659,009,656.22
  4. Step 4: Simplify right side
    972,382,611.74x = 883,986,231,153,566,336
  5. Step 5: Solve for x
    x = 883,986,231,153,566,336/972,382,611.74
  6. Step 6: Final answer
    x = 909,093,005.66

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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.