Home / 70,105,559.60-105,158,339.40-58,161,623.60

Finding the Fourth Proportional to 70,105,559.60, 105,158,339.40 and 58,161,623.60

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Solution

The fourth proportional to 70,105,559.60, 105,158,339.40 and 58,161,623.60 is: 87,242,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,105,559.60 : 105,158,339.40 = 58,161,623.60 : x
  2. Step 2: Convert to fraction form
    70,105,559.60/105,158,339.40 = 58,161,623.60/x
  3. Step 3: Cross multiply
    70,105,559.60x = 105,158,339.40 × 58,161,623.60
  4. Step 4: Simplify right side
    70,105,559.60x = 6,116,179,754,583,850
  5. Step 5: Solve for x
    x = 6,116,179,754,583,850/70,105,559.60
  6. Step 6: Final answer
    x = 87,242,435.40

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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.