Home / 1,119,678,877.12-1,679,326,896.48-301,599,859.52

Finding the Fourth Proportional to 1,119,678,877.12, 1,679,326,896.48 and 301,599,859.52

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Solution

The fourth proportional to 1,119,678,877.12, 1,679,326,896.48 and 301,599,859.52 is: 452,348,228.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,678,877.12 : 1,679,326,896.48 = 301,599,859.52 : x
  2. Step 2: Convert to fraction form
    1,119,678,877.12/1,679,326,896.48 = 301,599,859.52/x
  3. Step 3: Cross multiply
    1,119,678,877.12x = 1,679,326,896.48 × 301,599,859.52
  4. Step 4: Simplify right side
    1,119,678,877.12x = 506,484,756,066,525,568
  5. Step 5: Solve for x
    x = 506,484,756,066,525,568/1,119,678,877.12
  6. Step 6: Final answer
    x = 452,348,228.06

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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.