Home / 127,823,672.40-191,735,508.60-106,566,032.40

Finding the Fourth Proportional to 127,823,672.40, 191,735,508.60 and 106,566,032.40

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Solution

The fourth proportional to 127,823,672.40, 191,735,508.60 and 106,566,032.40 is: 159,849,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,823,672.40 : 191,735,508.60 = 106,566,032.40 : x
  2. Step 2: Convert to fraction form
    127,823,672.40/191,735,508.60 = 106,566,032.40/x
  3. Step 3: Cross multiply
    127,823,672.40x = 191,735,508.60 × 106,566,032.40
  4. Step 4: Simplify right side
    127,823,672.40x = 20,432,492,421,698,080
  5. Step 5: Solve for x
    x = 20,432,492,421,698,080/127,823,672.40
  6. Step 6: Final answer
    x = 159,849,048.60

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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.