Home / 274,536,390.81-411,804,255.73-70,064,487.93

Finding the Fourth Proportional to 274,536,390.81, 411,804,255.73 and 70,064,487.93

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Solution

The fourth proportional to 274,536,390.81, 411,804,255.73 and 70,064,487.93 is: 105,096,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,536,390.81 : 411,804,255.73 = 70,064,487.93 : x
  2. Step 2: Convert to fraction form
    274,536,390.81/411,804,255.73 = 70,064,487.93/x
  3. Step 3: Cross multiply
    274,536,390.81x = 411,804,255.73 × 70,064,487.93
  4. Step 4: Simplify right side
    274,536,390.81x = 28,852,854,304,942,060
  5. Step 5: Solve for x
    x = 28,852,854,304,942,060/274,536,390.81
  6. Step 6: Final answer
    x = 105,096,647.55

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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.