Home / 1,657,606,759.13-2,287,485,690.81-904,919,934.56

Finding the Fourth Proportional to 1,657,606,759.13, 2,287,485,690.81 and 904,919,934.56

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Solution

The fourth proportional to 1,657,606,759.13, 2,287,485,690.81 and 904,919,934.56 is: 1,248,783,156.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,606,759.13 : 2,287,485,690.81 = 904,919,934.56 : x
  2. Step 2: Convert to fraction form
    1,657,606,759.13/2,287,485,690.81 = 904,919,934.56/x
  3. Step 3: Cross multiply
    1,657,606,759.13x = 2,287,485,690.81 × 904,919,934.56
  4. Step 4: Simplify right side
    1,657,606,759.13x = 2,069,991,401,634,721,536
  5. Step 5: Solve for x
    x = 2,069,991,401,634,721,536/1,657,606,759.13
  6. Step 6: Final answer
    x = 1,248,783,156.94

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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.