Home / 21,783,976,655.59-30,075,767,885.32-17,779,199,701.60

Finding the Fourth Proportional to 21,783,976,655.59, 30,075,767,885.32 and 17,779,199,701.60

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Solution

The fourth proportional to 21,783,976,655.59, 30,075,767,885.32 and 17,779,199,701.60 is: 24,546,623,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,976,655.59 : 30,075,767,885.32 = 17,779,199,701.60 : x
  2. Step 2: Convert to fraction form
    21,783,976,655.59/30,075,767,885.32 = 17,779,199,701.60/x
  3. Step 3: Cross multiply
    21,783,976,655.59x = 30,075,767,885.32 × 17,779,199,701.60
  4. Step 4: Simplify right side
    21,783,976,655.59x = 534,723,083,412,072,169,472
  5. Step 5: Solve for x
    x = 534,723,083,412,072,169,472/21,783,976,655.59
  6. Step 6: Final answer
    x = 24,546,623,964.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.