Home / 1,128,077,675.79-1,556,752,826.97-704,937,041.34

Finding the Fourth Proportional to 1,128,077,675.79, 1,556,752,826.97 and 704,937,041.34

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Solution

The fourth proportional to 1,128,077,675.79, 1,556,752,826.97 and 704,937,041.34 is: 972,816,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,077,675.79 : 1,556,752,826.97 = 704,937,041.34 : x
  2. Step 2: Convert to fraction form
    1,128,077,675.79/1,556,752,826.97 = 704,937,041.34/x
  3. Step 3: Cross multiply
    1,128,077,675.79x = 1,556,752,826.97 × 704,937,041.34
  4. Step 4: Simplify right side
    1,128,077,675.79x = 1,097,412,731,941,912,832
  5. Step 5: Solve for x
    x = 1,097,412,731,941,912,832/1,128,077,675.79
  6. Step 6: Final answer
    x = 972,816,637.98

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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.