Home / 1,075,443,228.80-1,609,133,764.80-712,646,172.80

Finding the Fourth Proportional to 1,075,443,228.80, 1,609,133,764.80 and 712,646,172.80

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Solution

The fourth proportional to 1,075,443,228.80, 1,609,133,764.80 and 712,646,172.80 is: 1,066,298,051.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,443,228.80 : 1,609,133,764.80 = 712,646,172.80 : x
  2. Step 2: Convert to fraction form
    1,075,443,228.80/1,609,133,764.80 = 712,646,172.80/x
  3. Step 3: Cross multiply
    1,075,443,228.80x = 1,609,133,764.80 × 712,646,172.80
  4. Step 4: Simplify right side
    1,075,443,228.80x = 1,146,743,019,007,975,296
  5. Step 5: Solve for x
    x = 1,146,743,019,007,975,296/1,075,443,228.80
  6. Step 6: Final answer
    x = 1,066,298,051.16

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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.