Home / 270,866,143.92-373,818,332.43-153,412,368.51

Finding the Fourth Proportional to 270,866,143.92, 373,818,332.43 and 153,412,368.51

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Solution

The fourth proportional to 270,866,143.92, 373,818,332.43 and 153,412,368.51 is: 211,722,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,866,143.92 : 373,818,332.43 = 153,412,368.51 : x
  2. Step 2: Convert to fraction form
    270,866,143.92/373,818,332.43 = 153,412,368.51/x
  3. Step 3: Cross multiply
    270,866,143.92x = 373,818,332.43 × 153,412,368.51
  4. Step 4: Simplify right side
    270,866,143.92x = 57,348,355,770,544,840
  5. Step 5: Solve for x
    x = 57,348,355,770,544,840/270,866,143.92
  6. Step 6: Final answer
    x = 211,722,125.70

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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.