Home / 21,990,528,094.40-32,937,419,200.80-19,539,632,427.20

Finding the Fourth Proportional to 21,990,528,094.40, 32,937,419,200.80 and 19,539,632,427.20

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Solution

The fourth proportional to 21,990,528,094.40, 32,937,419,200.80 and 19,539,632,427.20 is: 29,266,466,977.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,990,528,094.40 : 32,937,419,200.80 = 19,539,632,427.20 : x
  2. Step 2: Convert to fraction form
    21,990,528,094.40/32,937,419,200.80 = 19,539,632,427.20/x
  3. Step 3: Cross multiply
    21,990,528,094.40x = 32,937,419,200.80 × 19,539,632,427.20
  4. Step 4: Simplify right side
    21,990,528,094.40x = 643,585,064,284,231,565,312
  5. Step 5: Solve for x
    x = 643,585,064,284,231,565,312/21,990,528,094.40
  6. Step 6: Final answer
    x = 29,266,466,977.12

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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.