Home / 379,943,467,052.74-570,011,666,666.85-175,883,768,489.31

Finding the Fourth Proportional to 379,943,467,052.74, 570,011,666,666.85 and 175,883,768,489.31

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Solution

The fourth proportional to 379,943,467,052.74, 570,011,666,666.85 and 175,883,768,489.31 is: 263,870,308,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,943,467,052.74 : 570,011,666,666.85 = 175,883,768,489.31 : x
  2. Step 2: Convert to fraction form
    379,943,467,052.74/570,011,666,666.85 = 175,883,768,489.31/x
  3. Step 3: Cross multiply
    379,943,467,052.74x = 570,011,666,666.85 × 175,883,768,489.31
  4. Step 4: Simplify right side
    379,943,467,052.74x = 100,255,800,016,237,989,199,872
  5. Step 5: Solve for x
    x = 100,255,800,016,237,989,199,872/379,943,467,052.74
  6. Step 6: Final answer
    x = 263,870,308,901.30

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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.