Home / 1,116,171,841.20-1,674,257,761.80-874,041,716.40

Finding the Fourth Proportional to 1,116,171,841.20, 1,674,257,761.80 and 874,041,716.40

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Solution

The fourth proportional to 1,116,171,841.20, 1,674,257,761.80 and 874,041,716.40 is: 1,311,062,574.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,171,841.20 : 1,674,257,761.80 = 874,041,716.40 : x
  2. Step 2: Convert to fraction form
    1,116,171,841.20/1,674,257,761.80 = 874,041,716.40/x
  3. Step 3: Cross multiply
    1,116,171,841.20x = 1,674,257,761.80 × 874,041,716.40
  4. Step 4: Simplify right side
    1,116,171,841.20x = 1,463,371,127,819,694,336
  5. Step 5: Solve for x
    x = 1,463,371,127,819,694,336/1,116,171,841.20
  6. Step 6: Final answer
    x = 1,311,062,574.60

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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.