Home / 1,214,724,923.42-1,676,322,010.95-657,808,930.94

Finding the Fourth Proportional to 1,214,724,923.42, 1,676,322,010.95 and 657,808,930.94

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Solution

The fourth proportional to 1,214,724,923.42, 1,676,322,010.95 and 657,808,930.94 is: 907,777,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,724,923.42 : 1,676,322,010.95 = 657,808,930.94 : x
  2. Step 2: Convert to fraction form
    1,214,724,923.42/1,676,322,010.95 = 657,808,930.94/x
  3. Step 3: Cross multiply
    1,214,724,923.42x = 1,676,322,010.95 × 657,808,930.94
  4. Step 4: Simplify right side
    1,214,724,923.42x = 1,102,699,589,934,210,560
  5. Step 5: Solve for x
    x = 1,102,699,589,934,210,560/1,214,724,923.42
  6. Step 6: Final answer
    x = 907,777,200.15

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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.