Home / 1,290,077,802.05-1,780,458,508.67-733,244,551.07

Finding the Fourth Proportional to 1,290,077,802.05, 1,780,458,508.67 and 733,244,551.07

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Solution

The fourth proportional to 1,290,077,802.05, 1,780,458,508.67 and 733,244,551.07 is: 1,011,963,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,077,802.05 : 1,780,458,508.67 = 733,244,551.07 : x
  2. Step 2: Convert to fraction form
    1,290,077,802.05/1,780,458,508.67 = 733,244,551.07/x
  3. Step 3: Cross multiply
    1,290,077,802.05x = 1,780,458,508.67 × 733,244,551.07
  4. Step 4: Simplify right side
    1,290,077,802.05x = 1,305,511,499,881,426,688
  5. Step 5: Solve for x
    x = 1,305,511,499,881,426,688/1,290,077,802.05
  6. Step 6: Final answer
    x = 1,011,963,385.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.