Home / 559,718,384.51-772,434,732.29-308,839,051.04

Finding the Fourth Proportional to 559,718,384.51, 772,434,732.29 and 308,839,051.04

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Solution

The fourth proportional to 559,718,384.51, 772,434,732.29 and 308,839,051.04 is: 426,210,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,718,384.51 : 772,434,732.29 = 308,839,051.04 : x
  2. Step 2: Convert to fraction form
    559,718,384.51/772,434,732.29 = 308,839,051.04/x
  3. Step 3: Cross multiply
    559,718,384.51x = 772,434,732.29 × 308,839,051.04
  4. Step 4: Simplify right side
    559,718,384.51x = 238,558,009,705,373,696
  5. Step 5: Solve for x
    x = 238,558,009,705,373,696/559,718,384.51
  6. Step 6: Final answer
    x = 426,210,780.83

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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.