Home / 1,075,443,328.80-1,609,133,914.80-712,646,272.80

Finding the Fourth Proportional to 1,075,443,328.80, 1,609,133,914.80 and 712,646,272.80

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Solution

The fourth proportional to 1,075,443,328.80, 1,609,133,914.80 and 712,646,272.80 is: 1,066,298,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,443,328.80 : 1,609,133,914.80 = 712,646,272.80 : x
  2. Step 2: Convert to fraction form
    1,075,443,328.80/1,609,133,914.80 = 712,646,272.80/x
  3. Step 3: Cross multiply
    1,075,443,328.80x = 1,609,133,914.80 × 712,646,272.80
  4. Step 4: Simplify right side
    1,075,443,328.80x = 1,146,743,286,818,292,608
  5. Step 5: Solve for x
    x = 1,146,743,286,818,292,608/1,075,443,328.80
  6. Step 6: Final answer
    x = 1,066,298,201.04

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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.