Home / 30,993,155,123.20-46,489,732,684.80-13,303,822,573.60

Finding the Fourth Proportional to 30,993,155,123.20, 46,489,732,684.80 and 13,303,822,573.60

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Solution

The fourth proportional to 30,993,155,123.20, 46,489,732,684.80 and 13,303,822,573.60 is: 19,955,733,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,993,155,123.20 : 46,489,732,684.80 = 13,303,822,573.60 : x
  2. Step 2: Convert to fraction form
    30,993,155,123.20/46,489,732,684.80 = 13,303,822,573.60/x
  3. Step 3: Cross multiply
    30,993,155,123.20x = 46,489,732,684.80 × 13,303,822,573.60
  4. Step 4: Simplify right side
    30,993,155,123.20x = 618,491,155,132,671,983,616
  5. Step 5: Solve for x
    x = 618,491,155,132,671,983,616/30,993,155,123.20
  6. Step 6: Final answer
    x = 19,955,733,860.40

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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.