Home / 58,467,420.56-87,700,646.76-45,698,658.32

Finding the Fourth Proportional to 58,467,420.56, 87,700,646.76 and 45,698,658.32

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Solution

The fourth proportional to 58,467,420.56, 87,700,646.76 and 45,698,658.32 is: 68,547,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,467,420.56 : 87,700,646.76 = 45,698,658.32 : x
  2. Step 2: Convert to fraction form
    58,467,420.56/87,700,646.76 = 45,698,658.32/x
  3. Step 3: Cross multiply
    58,467,420.56x = 87,700,646.76 × 45,698,658.32
  4. Step 4: Simplify right side
    58,467,420.56x = 4,007,801,890,728,255.50
  5. Step 5: Solve for x
    x = 4,007,801,890,728,255.50/58,467,420.56
  6. Step 6: Final answer
    x = 68,547,609.12

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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.