Home / 56,532,382,666.40-84,798,573,999.60-19,309,404,720.80

Finding the Fourth Proportional to 56,532,382,666.40, 84,798,573,999.60 and 19,309,404,720.80

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Solution

The fourth proportional to 56,532,382,666.40, 84,798,573,999.60 and 19,309,404,720.80 is: 28,964,107,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,532,382,666.40 : 84,798,573,999.60 = 19,309,404,720.80 : x
  2. Step 2: Convert to fraction form
    56,532,382,666.40/84,798,573,999.60 = 19,309,404,720.80/x
  3. Step 3: Cross multiply
    56,532,382,666.40x = 84,798,573,999.60 × 19,309,404,720.80
  4. Step 4: Simplify right side
    56,532,382,666.40x = 1,637,409,985,104,984,408,064
  5. Step 5: Solve for x
    x = 1,637,409,985,104,984,408,064/56,532,382,666.40
  6. Step 6: Final answer
    x = 28,964,107,081.20

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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.