Home / 28,403,050,111.20-42,604,575,166.80-11,852,701,912.80

Finding the Fourth Proportional to 28,403,050,111.20, 42,604,575,166.80 and 11,852,701,912.80

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Solution

The fourth proportional to 28,403,050,111.20, 42,604,575,166.80 and 11,852,701,912.80 is: 17,779,052,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,403,050,111.20 : 42,604,575,166.80 = 11,852,701,912.80 : x
  2. Step 2: Convert to fraction form
    28,403,050,111.20/42,604,575,166.80 = 11,852,701,912.80/x
  3. Step 3: Cross multiply
    28,403,050,111.20x = 42,604,575,166.80 × 11,852,701,912.80
  4. Step 4: Simplify right side
    28,403,050,111.20x = 504,979,329,573,561,761,792
  5. Step 5: Solve for x
    x = 504,979,329,573,561,761,792/28,403,050,111.20
  6. Step 6: Final answer
    x = 17,779,052,869.20

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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.