Home / 1,017,776,573.52-1,404,591,666.75-766,437,531.36

Finding the Fourth Proportional to 1,017,776,573.52, 1,404,591,666.75 and 766,437,531.36

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Solution

The fourth proportional to 1,017,776,573.52, 1,404,591,666.75 and 766,437,531.36 is: 1,057,728,972.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,776,573.52 : 1,404,591,666.75 = 766,437,531.36 : x
  2. Step 2: Convert to fraction form
    1,017,776,573.52/1,404,591,666.75 = 766,437,531.36/x
  3. Step 3: Cross multiply
    1,017,776,573.52x = 1,404,591,666.75 × 766,437,531.36
  4. Step 4: Simplify right side
    1,017,776,573.52x = 1,076,531,769,632,697,856
  5. Step 5: Solve for x
    x = 1,076,531,769,632,697,856/1,017,776,573.52
  6. Step 6: Final answer
    x = 1,057,728,972.78

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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.