Home / 70,590,976.31-97,417,912.98-39,230,347.08

Finding the Fourth Proportional to 70,590,976.31, 97,417,912.98 and 39,230,347.08

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Solution

The fourth proportional to 70,590,976.31, 97,417,912.98 and 39,230,347.08 is: 54,139,193.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,590,976.31 : 97,417,912.98 = 39,230,347.08 : x
  2. Step 2: Convert to fraction form
    70,590,976.31/97,417,912.98 = 39,230,347.08/x
  3. Step 3: Cross multiply
    70,590,976.31x = 97,417,912.98 × 39,230,347.08
  4. Step 4: Simplify right side
    70,590,976.31x = 3,821,738,537,594,798.50
  5. Step 5: Solve for x
    x = 3,821,738,537,594,798.50/70,590,976.31
  6. Step 6: Final answer
    x = 54,139,193.67

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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.