Home / 540,349,101.36-745,682,397.39-292,830,455.61

Finding the Fourth Proportional to 540,349,101.36, 745,682,397.39 and 292,830,455.61

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Solution

The fourth proportional to 540,349,101.36, 745,682,397.39 and 292,830,455.61 is: 404,106,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,101.36 : 745,682,397.39 = 292,830,455.61 : x
  2. Step 2: Convert to fraction form
    540,349,101.36/745,682,397.39 = 292,830,455.61/x
  3. Step 3: Cross multiply
    540,349,101.36x = 745,682,397.39 × 292,830,455.61
  4. Step 4: Simplify right side
    540,349,101.36x = 218,358,516,168,070,784
  5. Step 5: Solve for x
    x = 218,358,516,168,070,784/540,349,101.36
  6. Step 6: Final answer
    x = 404,106,374.23

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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.