Home / 71,118,000.40-106,677,000.60-49,199,011.60

Finding the Fourth Proportional to 71,118,000.40, 106,677,000.60 and 49,199,011.60

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Solution

The fourth proportional to 71,118,000.40, 106,677,000.60 and 49,199,011.60 is: 73,798,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,118,000.40 : 106,677,000.60 = 49,199,011.60 : x
  2. Step 2: Convert to fraction form
    71,118,000.40/106,677,000.60 = 49,199,011.60/x
  3. Step 3: Cross multiply
    71,118,000.40x = 106,677,000.60 × 49,199,011.60
  4. Step 4: Simplify right side
    71,118,000.40x = 5,248,402,989,972,607
  5. Step 5: Solve for x
    x = 5,248,402,989,972,607/71,118,000.40
  6. Step 6: Final answer
    x = 73,798,517.40

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1.5x scale

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.