Home / 1,130,214,888-1,559,346,016.32-659,976,995.52

Finding the Fourth Proportional to 1,130,214,888, 1,559,346,016.32 and 659,976,995.52

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Solution

The fourth proportional to 1,130,214,888, 1,559,346,016.32 and 659,976,995.52 is: 910,563,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,214,888 : 1,559,346,016.32 = 659,976,995.52 : x
  2. Step 2: Convert to fraction form
    1,130,214,888/1,559,346,016.32 = 659,976,995.52/x
  3. Step 3: Cross multiply
    1,130,214,888x = 1,559,346,016.32 × 659,976,995.52
  4. Step 4: Simplify right side
    1,130,214,888x = 1,029,132,498,826,954,368
  5. Step 5: Solve for x
    x = 1,029,132,498,826,954,368/1,130,214,888
  6. Step 6: Final answer
    x = 910,563,566.06

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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.