Home / 1,771,401,345.60-2,657,102,018.40-1,642,406,836.80

Finding the Fourth Proportional to 1,771,401,345.60, 2,657,102,018.40 and 1,642,406,836.80

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Solution

The fourth proportional to 1,771,401,345.60, 2,657,102,018.40 and 1,642,406,836.80 is: 2,463,610,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,401,345.60 : 2,657,102,018.40 = 1,642,406,836.80 : x
  2. Step 2: Convert to fraction form
    1,771,401,345.60/2,657,102,018.40 = 1,642,406,836.80/x
  3. Step 3: Cross multiply
    1,771,401,345.60x = 2,657,102,018.40 × 1,642,406,836.80
  4. Step 4: Simplify right side
    1,771,401,345.60x = 4,364,042,521,095,239,680
  5. Step 5: Solve for x
    x = 4,364,042,521,095,239,680/1,771,401,345.60
  6. Step 6: Final answer
    x = 2,463,610,255.20

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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.