Home / 760,609,518.72-1,141,338,186.72-410,848,537.92

Finding the Fourth Proportional to 760,609,518.72, 1,141,338,186.72 and 410,848,537.92

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Solution

The fourth proportional to 760,609,518.72, 1,141,338,186.72 and 410,848,537.92 is: 616,501,784.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,609,518.72 : 1,141,338,186.72 = 410,848,537.92 : x
  2. Step 2: Convert to fraction form
    760,609,518.72/1,141,338,186.72 = 410,848,537.92/x
  3. Step 3: Cross multiply
    760,609,518.72x = 1,141,338,186.72 × 410,848,537.92
  4. Step 4: Simplify right side
    760,609,518.72x = 468,917,125,286,176,000
  5. Step 5: Solve for x
    x = 468,917,125,286,176,000/760,609,518.72
  6. Step 6: Final answer
    x = 616,501,784.09

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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.