Home / 76,124,355.90-105,048,801.21-41,316,298.98

Finding the Fourth Proportional to 76,124,355.90, 105,048,801.21 and 41,316,298.98

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Solution

The fourth proportional to 76,124,355.90, 105,048,801.21 and 41,316,298.98 is: 57,014,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,124,355.90 : 105,048,801.21 = 41,316,298.98 : x
  2. Step 2: Convert to fraction form
    76,124,355.90/105,048,801.21 = 41,316,298.98/x
  3. Step 3: Cross multiply
    76,124,355.90x = 105,048,801.21 × 41,316,298.98
  4. Step 4: Simplify right side
    76,124,355.90x = 4,340,227,678,282,945
  5. Step 5: Solve for x
    x = 4,340,227,678,282,945/76,124,355.90
  6. Step 6: Final answer
    x = 57,014,967.51

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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.