Home / 1,579,641,943.98-2,179,941,160.67-901,445,389.89

Finding the Fourth Proportional to 1,579,641,943.98, 2,179,941,160.67 and 901,445,389.89

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Solution

The fourth proportional to 1,579,641,943.98, 2,179,941,160.67 and 901,445,389.89 is: 1,244,014,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,641,943.98 : 2,179,941,160.67 = 901,445,389.89 : x
  2. Step 2: Convert to fraction form
    1,579,641,943.98/2,179,941,160.67 = 901,445,389.89/x
  3. Step 3: Cross multiply
    1,579,641,943.98x = 2,179,941,160.67 × 901,445,389.89
  4. Step 4: Simplify right side
    1,579,641,943.98x = 1,965,097,909,517,427,200
  5. Step 5: Solve for x
    x = 1,965,097,909,517,427,200/1,579,641,943.98
  6. Step 6: Final answer
    x = 1,244,014,769.93

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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.