Home / 1,290,077,798.92-1,780,458,504.36-733,244,547.94

Finding the Fourth Proportional to 1,290,077,798.92, 1,780,458,504.36 and 733,244,547.94

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Solution

The fourth proportional to 1,290,077,798.92, 1,780,458,504.36 and 733,244,547.94 is: 1,011,963,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,077,798.92 : 1,780,458,504.36 = 733,244,547.94 : x
  2. Step 2: Convert to fraction form
    1,290,077,798.92/1,780,458,504.36 = 733,244,547.94/x
  3. Step 3: Cross multiply
    1,290,077,798.92x = 1,780,458,504.36 × 733,244,547.94
  4. Step 4: Simplify right side
    1,290,077,798.92x = 1,305,511,491,155,376,640
  5. Step 5: Solve for x
    x = 1,305,511,491,155,376,640/1,290,077,798.92
  6. Step 6: Final answer
    x = 1,011,963,381.01

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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.