Home / 157,465,139.10-236,197,708.65-143,116,232.10

Finding the Fourth Proportional to 157,465,139.10, 236,197,708.65 and 143,116,232.10

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Solution

The fourth proportional to 157,465,139.10, 236,197,708.65 and 143,116,232.10 is: 214,674,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,139.10 : 236,197,708.65 = 143,116,232.10 : x
  2. Step 2: Convert to fraction form
    157,465,139.10/236,197,708.65 = 143,116,232.10/x
  3. Step 3: Cross multiply
    157,465,139.10x = 236,197,708.65 × 143,116,232.10
  4. Step 4: Simplify right side
    157,465,139.10x = 33,803,726,092,641,576
  5. Step 5: Solve for x
    x = 33,803,726,092,641,576/157,465,139.10
  6. Step 6: Final answer
    x = 214,674,348.15

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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.