Home / 1,036,644,570.40-1,554,966,855.60-346,462,143.70

Finding the Fourth Proportional to 1,036,644,570.40, 1,554,966,855.60 and 346,462,143.70

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Solution

The fourth proportional to 1,036,644,570.40, 1,554,966,855.60 and 346,462,143.70 is: 519,693,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,644,570.40 : 1,554,966,855.60 = 346,462,143.70 : x
  2. Step 2: Convert to fraction form
    1,036,644,570.40/1,554,966,855.60 = 346,462,143.70/x
  3. Step 3: Cross multiply
    1,036,644,570.40x = 1,554,966,855.60 × 346,462,143.70
  4. Step 4: Simplify right side
    1,036,644,570.40x = 538,737,150,173,624,320
  5. Step 5: Solve for x
    x = 538,737,150,173,624,320/1,036,644,570.40
  6. Step 6: Final answer
    x = 519,693,215.55

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Double scale
Find fourth proportional to 1,036,644,571.40, 1,554,966,857.10 and 346,462,144.70
Similar ratio
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1.5x scale

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.