Home / 1,575,112,834.98-2,173,699,540.53-870,310,220.94

Finding the Fourth Proportional to 1,575,112,834.98, 2,173,699,540.53 and 870,310,220.94

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Solution

The fourth proportional to 1,575,112,834.98, 2,173,699,540.53 and 870,310,220.94 is: 1,201,052,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,112,834.98 : 2,173,699,540.53 = 870,310,220.94 : x
  2. Step 2: Convert to fraction form
    1,575,112,834.98/2,173,699,540.53 = 870,310,220.94/x
  3. Step 3: Cross multiply
    1,575,112,834.98x = 2,173,699,540.53 × 870,310,220.94
  4. Step 4: Simplify right side
    1,575,112,834.98x = 1,891,792,927,375,841,024
  5. Step 5: Solve for x
    x = 1,891,792,927,375,841,024/1,575,112,834.98
  6. Step 6: Final answer
    x = 1,201,052,321.69

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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.