Home / 88,931,855.10-122,729,795.64-49,239,385.50

Finding the Fourth Proportional to 88,931,855.10, 122,729,795.64 and 49,239,385.50

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Solution

The fourth proportional to 88,931,855.10, 122,729,795.64 and 49,239,385.50 is: 67,952,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,931,855.10 : 122,729,795.64 = 49,239,385.50 : x
  2. Step 2: Convert to fraction form
    88,931,855.10/122,729,795.64 = 49,239,385.50/x
  3. Step 3: Cross multiply
    88,931,855.10x = 122,729,795.64 × 49,239,385.50
  4. Step 4: Simplify right side
    88,931,855.10x = 6,043,139,719,854,179
  5. Step 5: Solve for x
    x = 6,043,139,719,854,179/88,931,855.10
  6. Step 6: Final answer
    x = 67,952,475.67

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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.