Home / 30,759,783.80-46,139,675.70-30,281,486.90

Finding the Fourth Proportional to 30,759,783.80, 46,139,675.70 and 30,281,486.90

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Solution

The fourth proportional to 30,759,783.80, 46,139,675.70 and 30,281,486.90 is: 45,422,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,759,783.80 : 46,139,675.70 = 30,281,486.90 : x
  2. Step 2: Convert to fraction form
    30,759,783.80/46,139,675.70 = 30,281,486.90/x
  3. Step 3: Cross multiply
    30,759,783.80x = 46,139,675.70 × 30,281,486.90
  4. Step 4: Simplify right side
    30,759,783.80x = 1,397,177,985,279,798.25
  5. Step 5: Solve for x
    x = 1,397,177,985,279,798.25/30,759,783.80
  6. Step 6: Final answer
    x = 45,422,230.35

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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.