Home / 1,414,009,881-1,951,186,839.48-870,764,465.76

Finding the Fourth Proportional to 1,414,009,881, 1,951,186,839.48 and 870,764,465.76

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Solution

The fourth proportional to 1,414,009,881, 1,951,186,839.48 and 870,764,465.76 is: 1,201,564,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,009,881 : 1,951,186,839.48 = 870,764,465.76 : x
  2. Step 2: Convert to fraction form
    1,414,009,881/1,951,186,839.48 = 870,764,465.76/x
  3. Step 3: Cross multiply
    1,414,009,881x = 1,951,186,839.48 × 870,764,465.76
  4. Step 4: Simplify right side
    1,414,009,881x = 1,699,024,165,877,745,152
  5. Step 5: Solve for x
    x = 1,699,024,165,877,745,152/1,414,009,881
  6. Step 6: Final answer
    x = 1,201,564,563.80

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1.5x scale

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.