Home / 1,199,606,148.36-1,799,488,177.38-314,313,185.34

Finding the Fourth Proportional to 1,199,606,148.36, 1,799,488,177.38 and 314,313,185.34

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Solution

The fourth proportional to 1,199,606,148.36, 1,799,488,177.38 and 314,313,185.34 is: 471,490,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,606,148.36 : 1,799,488,177.38 = 314,313,185.34 : x
  2. Step 2: Convert to fraction form
    1,199,606,148.36/1,799,488,177.38 = 314,313,185.34/x
  3. Step 3: Cross multiply
    1,199,606,148.36x = 1,799,488,177.38 × 314,313,185.34
  4. Step 4: Simplify right side
    1,199,606,148.36x = 565,602,861,013,978,752
  5. Step 5: Solve for x
    x = 565,602,861,013,978,752/1,199,606,148.36
  6. Step 6: Final answer
    x = 471,490,465.26

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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.