Home / 346,384,463.84-478,006,751.82-187,610,636.96

Finding the Fourth Proportional to 346,384,463.84, 478,006,751.82 and 187,610,636.96

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Solution

The fourth proportional to 346,384,463.84, 478,006,751.82 and 187,610,636.96 is: 258,900,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,384,463.84 : 478,006,751.82 = 187,610,636.96 : x
  2. Step 2: Convert to fraction form
    346,384,463.84/478,006,751.82 = 187,610,636.96/x
  3. Step 3: Cross multiply
    346,384,463.84x = 478,006,751.82 × 187,610,636.96
  4. Step 4: Simplify right side
    346,384,463.84x = 89,679,151,180,130,848
  5. Step 5: Solve for x
    x = 89,679,151,180,130,848/346,384,463.84
  6. Step 6: Final answer
    x = 258,900,616.34

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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.