Home / 169,062,576,689.36-253,663,378,833.72-74,685,715,075.28

Finding the Fourth Proportional to 169,062,576,689.36, 253,663,378,833.72 and 74,685,715,075.28

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Solution

The fourth proportional to 169,062,576,689.36, 253,663,378,833.72 and 74,685,715,075.28 is: 112,059,281,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,062,576,689.36 : 253,663,378,833.72 = 74,685,715,075.28 : x
  2. Step 2: Convert to fraction form
    169,062,576,689.36/253,663,378,833.72 = 74,685,715,075.28/x
  3. Step 3: Cross multiply
    169,062,576,689.36x = 253,663,378,833.72 × 74,685,715,075.28
  4. Step 4: Simplify right side
    169,062,576,689.36x = 18,945,030,836,608,024,182,784
  5. Step 5: Solve for x
    x = 18,945,030,836,608,024,182,784/169,062,576,689.36
  6. Step 6: Final answer
    x = 112,059,281,288.60

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1.5x scale

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.