Home / 152,765,747,293.10-210,807,232,406.37-84,173,321,907.95

Finding the Fourth Proportional to 152,765,747,293.10, 210,807,232,406.37 and 84,173,321,907.95

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Solution

The fourth proportional to 152,765,747,293.10, 210,807,232,406.37 and 84,173,321,907.95 is: 116,153,950,399.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,765,747,293.10 : 210,807,232,406.37 = 84,173,321,907.95 : x
  2. Step 2: Convert to fraction form
    152,765,747,293.10/210,807,232,406.37 = 84,173,321,907.95/x
  3. Step 3: Cross multiply
    152,765,747,293.10x = 210,807,232,406.37 × 84,173,321,907.95
  4. Step 4: Simplify right side
    152,765,747,293.10x = 17,744,345,033,864,357,347,328
  5. Step 5: Solve for x
    x = 17,744,345,033,864,357,347,328/152,765,747,293.10
  6. Step 6: Final answer
    x = 116,153,950,399.76

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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.