Home / 634,791,996.86-875,933,631.79-352,496,055.74

Finding the Fourth Proportional to 634,791,996.86, 875,933,631.79 and 352,496,055.74

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Solution

The fourth proportional to 634,791,996.86, 875,933,631.79 and 352,496,055.74 is: 486,400,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,791,996.86 : 875,933,631.79 = 352,496,055.74 : x
  2. Step 2: Convert to fraction form
    634,791,996.86/875,933,631.79 = 352,496,055.74/x
  3. Step 3: Cross multiply
    634,791,996.86x = 875,933,631.79 × 352,496,055.74
  4. Step 4: Simplify right side
    634,791,996.86x = 308,763,150,290,727,616
  5. Step 5: Solve for x
    x = 308,763,150,290,727,616/634,791,996.86
  6. Step 6: Final answer
    x = 486,400,508.86

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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.