Home / 105,222,595.20-157,759,243.20-47,742,403.20

Finding the Fourth Proportional to 105,222,595.20, 157,759,243.20 and 47,742,403.20

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Solution

The fourth proportional to 105,222,595.20, 157,759,243.20 and 47,742,403.20 is: 71,579,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,222,595.20 : 157,759,243.20 = 47,742,403.20 : x
  2. Step 2: Convert to fraction form
    105,222,595.20/157,759,243.20 = 47,742,403.20/x
  3. Step 3: Cross multiply
    105,222,595.20x = 157,759,243.20 × 47,742,403.20
  4. Step 4: Simplify right side
    105,222,595.20x = 7,531,805,397,381,258
  5. Step 5: Solve for x
    x = 7,531,805,397,381,258/105,222,595.20
  6. Step 6: Final answer
    x = 71,579,734.21

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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.