Home / 70,205,517.60-105,308,276.40-47,247,266.40

Finding the Fourth Proportional to 70,205,517.60, 105,308,276.40 and 47,247,266.40

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Solution

The fourth proportional to 70,205,517.60, 105,308,276.40 and 47,247,266.40 is: 70,870,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,205,517.60 : 105,308,276.40 = 47,247,266.40 : x
  2. Step 2: Convert to fraction form
    70,205,517.60/105,308,276.40 = 47,247,266.40/x
  3. Step 3: Cross multiply
    70,205,517.60x = 105,308,276.40 × 47,247,266.40
  4. Step 4: Simplify right side
    70,205,517.60x = 4,975,528,189,195,633
  5. Step 5: Solve for x
    x = 4,975,528,189,195,633/70,205,517.60
  6. Step 6: Final answer
    x = 70,870,899.60

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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.