Home / 1,771,401,165.60-2,657,101,748.40-1,642,406,656.80

Finding the Fourth Proportional to 1,771,401,165.60, 2,657,101,748.40 and 1,642,406,656.80

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Solution

The fourth proportional to 1,771,401,165.60, 2,657,101,748.40 and 1,642,406,656.80 is: 2,463,609,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,401,165.60 : 2,657,101,748.40 = 1,642,406,656.80 : x
  2. Step 2: Convert to fraction form
    1,771,401,165.60/2,657,101,748.40 = 1,642,406,656.80/x
  3. Step 3: Cross multiply
    1,771,401,165.60x = 2,657,101,748.40 × 1,642,406,656.80
  4. Step 4: Simplify right side
    1,771,401,165.60x = 4,364,041,599,367,078,912
  5. Step 5: Solve for x
    x = 4,364,041,599,367,078,912/1,771,401,165.60
  6. Step 6: Final answer
    x = 2,463,609,985.20

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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.