Home / 12,731,620,501.20-19,097,430,751.80-4,449,643,957.20

Finding the Fourth Proportional to 12,731,620,501.20, 19,097,430,751.80 and 4,449,643,957.20

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Solution

The fourth proportional to 12,731,620,501.20, 19,097,430,751.80 and 4,449,643,957.20 is: 6,674,465,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,620,501.20 : 19,097,430,751.80 = 4,449,643,957.20 : x
  2. Step 2: Convert to fraction form
    12,731,620,501.20/19,097,430,751.80 = 4,449,643,957.20/x
  3. Step 3: Cross multiply
    12,731,620,501.20x = 19,097,430,751.80 × 4,449,643,957.20
  4. Step 4: Simplify right side
    12,731,620,501.20x = 84,976,767,342,792,310,784
  5. Step 5: Solve for x
    x = 84,976,767,342,792,310,784/12,731,620,501.20
  6. Step 6: Final answer
    x = 6,674,465,935.80

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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.