Home / 127,491,521.10-191,237,281.65-41,291,790.90

Finding the Fourth Proportional to 127,491,521.10, 191,237,281.65 and 41,291,790.90

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Solution

The fourth proportional to 127,491,521.10, 191,237,281.65 and 41,291,790.90 is: 61,937,686.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,521.10 : 191,237,281.65 = 41,291,790.90 : x
  2. Step 2: Convert to fraction form
    127,491,521.10/191,237,281.65 = 41,291,790.90/x
  3. Step 3: Cross multiply
    127,491,521.10x = 191,237,281.65 × 41,291,790.90
  4. Step 4: Simplify right side
    127,491,521.10x = 7,896,529,846,176,207
  5. Step 5: Solve for x
    x = 7,896,529,846,176,207/127,491,521.10
  6. Step 6: Final answer
    x = 61,937,686.35

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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.