Home / 1,027,660,314.31-1,417,928,161.88-581,623,668.16

Finding the Fourth Proportional to 1,027,660,314.31, 1,417,928,161.88 and 581,623,668.16

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Solution

The fourth proportional to 1,027,660,314.31, 1,417,928,161.88 and 581,623,668.16 is: 802,503,090.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,660,314.31 : 1,417,928,161.88 = 581,623,668.16 : x
  2. Step 2: Convert to fraction form
    1,027,660,314.31/1,417,928,161.88 = 581,623,668.16/x
  3. Step 3: Cross multiply
    1,027,660,314.31x = 1,417,928,161.88 × 581,623,668.16
  4. Step 4: Simplify right side
    1,027,660,314.31x = 824,700,578,697,921,152
  5. Step 5: Solve for x
    x = 824,700,578,697,921,152/1,027,660,314.31
  6. Step 6: Final answer
    x = 802,503,090.97

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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.