Home / 1,661,402,004.12-2,292,237,016.65-956,535,862.59

Finding the Fourth Proportional to 1,661,402,004.12, 2,292,237,016.65 and 956,535,862.59

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Solution

The fourth proportional to 1,661,402,004.12, 2,292,237,016.65 and 956,535,862.59 is: 1,319,732,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,402,004.12 : 2,292,237,016.65 = 956,535,862.59 : x
  2. Step 2: Convert to fraction form
    1,661,402,004.12/2,292,237,016.65 = 956,535,862.59/x
  3. Step 3: Cross multiply
    1,661,402,004.12x = 2,292,237,016.65 × 956,535,862.59
  4. Step 4: Simplify right side
    1,661,402,004.12x = 2,192,606,911,982,036,224
  5. Step 5: Solve for x
    x = 2,192,606,911,982,036,224/1,661,402,004.12
  6. Step 6: Final answer
    x = 1,319,732,916.26

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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.