Home / 1,780,758,287.91-2,671,137,514.90-1,219,967,130.08

Finding the Fourth Proportional to 1,780,758,287.91, 2,671,137,514.90 and 1,219,967,130.08

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Solution

The fourth proportional to 1,780,758,287.91, 2,671,137,514.90 and 1,219,967,130.08 is: 1,829,950,752.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,758,287.91 : 2,671,137,514.90 = 1,219,967,130.08 : x
  2. Step 2: Convert to fraction form
    1,780,758,287.91/2,671,137,514.90 = 1,219,967,130.08/x
  3. Step 3: Cross multiply
    1,780,758,287.91x = 2,671,137,514.90 × 1,219,967,130.08
  4. Step 4: Simplify right side
    1,780,758,287.91x = 3,258,699,968,101,576,192
  5. Step 5: Solve for x
    x = 3,258,699,968,101,576,192/1,780,758,287.91
  6. Step 6: Final answer
    x = 1,829,950,752.01

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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.