Home / 138,749,074,468.24-208,083,236,089.76-53,739,908,746.71

Finding the Fourth Proportional to 138,749,074,468.24, 208,083,236,089.76 and 53,739,908,746.71

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Solution

The fourth proportional to 138,749,074,468.24, 208,083,236,089.76 and 53,739,908,746.71 is: 80,594,224,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,749,074,468.24 : 208,083,236,089.76 = 53,739,908,746.71 : x
  2. Step 2: Convert to fraction form
    138,749,074,468.24/208,083,236,089.76 = 53,739,908,746.71/x
  3. Step 3: Cross multiply
    138,749,074,468.24x = 208,083,236,089.76 × 53,739,908,746.71
  4. Step 4: Simplify right side
    138,749,074,468.24x = 11,182,374,119,182,983,757,824
  5. Step 5: Solve for x
    x = 11,182,374,119,182,983,757,824/138,749,074,468.24
  6. Step 6: Final answer
    x = 80,594,224,949.17

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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.