Home / 151,276,262.04-208,766,810-84,301,238.70

Finding the Fourth Proportional to 151,276,262.04, 208,766,810 and 84,301,238.70

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Solution

The fourth proportional to 151,276,262.04, 208,766,810 and 84,301,238.70 is: 116,338,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,276,262.04 : 208,766,810 = 84,301,238.70 : x
  2. Step 2: Convert to fraction form
    151,276,262.04/208,766,810 = 84,301,238.70/x
  3. Step 3: Cross multiply
    151,276,262.04x = 208,766,810 × 84,301,238.70
  4. Step 4: Simplify right side
    151,276,262.04x = 17,599,300,682,447,548
  5. Step 5: Solve for x
    x = 17,599,300,682,447,548/151,276,262.04
  6. Step 6: Final answer
    x = 116,338,812.48

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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.