Home / 21,547,570,249.60-32,321,355,374.40-20,350,339,964.80

Finding the Fourth Proportional to 21,547,570,249.60, 32,321,355,374.40 and 20,350,339,964.80

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Solution

The fourth proportional to 21,547,570,249.60, 32,321,355,374.40 and 20,350,339,964.80 is: 30,525,509,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547,570,249.60 : 32,321,355,374.40 = 20,350,339,964.80 : x
  2. Step 2: Convert to fraction form
    21,547,570,249.60/32,321,355,374.40 = 20,350,339,964.80/x
  3. Step 3: Cross multiply
    21,547,570,249.60x = 32,321,355,374.40 × 20,350,339,964.80
  4. Step 4: Simplify right side
    21,547,570,249.60x = 657,750,569,992,155,561,984
  5. Step 5: Solve for x
    x = 657,750,569,992,155,561,984/21,547,570,249.60
  6. Step 6: Final answer
    x = 30,525,509,947.20

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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.