Home / 105,179,000.80-157,776,427.71-31,396,952.72

Finding the Fourth Proportional to 105,179,000.80, 157,776,427.71 and 31,396,952.72

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Solution

The fourth proportional to 105,179,000.80, 157,776,427.71 and 31,396,952.72 is: 47,097,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,179,000.80 : 157,776,427.71 = 31,396,952.72 : x
  2. Step 2: Convert to fraction form
    105,179,000.80/157,776,427.71 = 31,396,952.72/x
  3. Step 3: Cross multiply
    105,179,000.80x = 157,776,427.71 × 31,396,952.72
  4. Step 4: Simplify right side
    105,179,000.80x = 4,953,699,041,141,368
  5. Step 5: Solve for x
    x = 4,953,699,041,141,368/105,179,000.80
  6. Step 6: Final answer
    x = 47,097,795.22

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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.