Home / 152,283,262.77-210,153,458.27-82,668,643.63

Finding the Fourth Proportional to 152,283,262.77, 210,153,458.27 and 82,668,643.63

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Solution

The fourth proportional to 152,283,262.77, 210,153,458.27 and 82,668,643.63 is: 114,084,115.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,283,262.77 : 210,153,458.27 = 82,668,643.63 : x
  2. Step 2: Convert to fraction form
    152,283,262.77/210,153,458.27 = 82,668,643.63/x
  3. Step 3: Cross multiply
    152,283,262.77x = 210,153,458.27 × 82,668,643.63
  4. Step 4: Simplify right side
    152,283,262.77x = 17,373,101,349,015,994
  5. Step 5: Solve for x
    x = 17,373,101,349,015,994/152,283,262.77
  6. Step 6: Final answer
    x = 114,084,115.57

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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.