Home / 110,638,421.40-165,957,632.10-59,620,085.40

Finding the Fourth Proportional to 110,638,421.40, 165,957,632.10 and 59,620,085.40

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Solution

The fourth proportional to 110,638,421.40, 165,957,632.10 and 59,620,085.40 is: 89,430,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,638,421.40 : 165,957,632.10 = 59,620,085.40 : x
  2. Step 2: Convert to fraction form
    110,638,421.40/165,957,632.10 = 59,620,085.40/x
  3. Step 3: Cross multiply
    110,638,421.40x = 165,957,632.10 × 59,620,085.40
  4. Step 4: Simplify right side
    110,638,421.40x = 9,894,408,198,583,780
  5. Step 5: Solve for x
    x = 9,894,408,198,583,780/110,638,421.40
  6. Step 6: Final answer
    x = 89,430,128.10

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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.