Home / 191,881,554.81-264,796,546.02-103,775,552.49

Finding the Fourth Proportional to 191,881,554.81, 264,796,546.02 and 103,775,552.49

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Solution

The fourth proportional to 191,881,554.81, 264,796,546.02 and 103,775,552.49 is: 143,210,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,881,554.81 : 264,796,546.02 = 103,775,552.49 : x
  2. Step 2: Convert to fraction form
    191,881,554.81/264,796,546.02 = 103,775,552.49/x
  3. Step 3: Cross multiply
    191,881,554.81x = 264,796,546.02 × 103,775,552.49
  4. Step 4: Simplify right side
    191,881,554.81x = 27,479,407,860,669,212
  5. Step 5: Solve for x
    x = 27,479,407,860,669,212/191,881,554.81
  6. Step 6: Final answer
    x = 143,210,262.64

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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.