Home / 103,690,828.83-143,097,690.93-59,637,839.97

Finding the Fourth Proportional to 103,690,828.83, 143,097,690.93 and 59,637,839.97

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Solution

The fourth proportional to 103,690,828.83, 143,097,690.93 and 59,637,839.97 is: 82,302,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690,828.83 : 143,097,690.93 = 59,637,839.97 : x
  2. Step 2: Convert to fraction form
    103,690,828.83/143,097,690.93 = 59,637,839.97/x
  3. Step 3: Cross multiply
    103,690,828.83x = 143,097,690.93 × 59,637,839.97
  4. Step 4: Simplify right side
    103,690,828.83x = 8,534,037,191,759,861
  5. Step 5: Solve for x
    x = 8,534,037,191,759,861/103,690,828.83
  6. Step 6: Final answer
    x = 82,302,719.42

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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.