Home / 854,378,004.96-1,178,994,953.52-483,174,470.88

Finding the Fourth Proportional to 854,378,004.96, 1,178,994,953.52 and 483,174,470.88

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Solution

The fourth proportional to 854,378,004.96, 1,178,994,953.52 and 483,174,470.88 is: 666,754,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,378,004.96 : 1,178,994,953.52 = 483,174,470.88 : x
  2. Step 2: Convert to fraction form
    854,378,004.96/1,178,994,953.52 = 483,174,470.88/x
  3. Step 3: Cross multiply
    854,378,004.96x = 1,178,994,953.52 × 483,174,470.88
  4. Step 4: Simplify right side
    854,378,004.96x = 569,660,262,837,216,192
  5. Step 5: Solve for x
    x = 569,660,262,837,216,192/854,378,004.96
  6. Step 6: Final answer
    x = 666,754,363.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.