Home / 1,437,395,532.40-1,983,611,813.20-777,345,810.40

Finding the Fourth Proportional to 1,437,395,532.40, 1,983,611,813.20 and 777,345,810.40

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Solution

The fourth proportional to 1,437,395,532.40, 1,983,611,813.20 and 777,345,810.40 is: 1,072,740,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,395,532.40 : 1,983,611,813.20 = 777,345,810.40 : x
  2. Step 2: Convert to fraction form
    1,437,395,532.40/1,983,611,813.20 = 777,345,810.40/x
  3. Step 3: Cross multiply
    1,437,395,532.40x = 1,983,611,813.20 × 777,345,810.40
  4. Step 4: Simplify right side
    1,437,395,532.40x = 1,541,952,332,450,967,296
  5. Step 5: Solve for x
    x = 1,541,952,332,450,967,296/1,437,395,532.40
  6. Step 6: Final answer
    x = 1,072,740,451.53

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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.