Home / 65,023,188.88-89,645,195.20-51,656,206.02

Finding the Fourth Proportional to 65,023,188.88, 89,645,195.20 and 51,656,206.02

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Solution

The fourth proportional to 65,023,188.88, 89,645,195.20 and 51,656,206.02 is: 71,216,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,023,188.88 : 89,645,195.20 = 51,656,206.02 : x
  2. Step 2: Convert to fraction form
    65,023,188.88/89,645,195.20 = 51,656,206.02/x
  3. Step 3: Cross multiply
    65,023,188.88x = 89,645,195.20 × 51,656,206.02
  4. Step 4: Simplify right side
    65,023,188.88x = 4,630,730,671,954,316
  5. Step 5: Solve for x
    x = 4,630,730,671,954,316/65,023,188.88
  6. Step 6: Final answer
    x = 71,216,603.67

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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.