Home / 1,130,329,668.57-1,695,575,215.47-301,278,968.34

Finding the Fourth Proportional to 1,130,329,668.57, 1,695,575,215.47 and 301,278,968.34

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Solution

The fourth proportional to 1,130,329,668.57, 1,695,575,215.47 and 301,278,968.34 is: 451,939,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,329,668.57 : 1,695,575,215.47 = 301,278,968.34 : x
  2. Step 2: Convert to fraction form
    1,130,329,668.57/1,695,575,215.47 = 301,278,968.34/x
  3. Step 3: Cross multiply
    1,130,329,668.57x = 1,695,575,215.47 × 301,278,968.34
  4. Step 4: Simplify right side
    1,130,329,668.57x = 510,841,151,659,674,752
  5. Step 5: Solve for x
    x = 510,841,151,659,674,752/1,130,329,668.57
  6. Step 6: Final answer
    x = 451,939,965.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.