Home / 157,161,952.20-235,742,928.30-118,898,200.20

Finding the Fourth Proportional to 157,161,952.20, 235,742,928.30 and 118,898,200.20

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Solution

The fourth proportional to 157,161,952.20, 235,742,928.30 and 118,898,200.20 is: 178,347,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,161,952.20 : 235,742,928.30 = 118,898,200.20 : x
  2. Step 2: Convert to fraction form
    157,161,952.20/235,742,928.30 = 118,898,200.20/x
  3. Step 3: Cross multiply
    157,161,952.20x = 235,742,928.30 × 118,898,200.20
  4. Step 4: Simplify right side
    157,161,952.20x = 28,029,409,884,747,648
  5. Step 5: Solve for x
    x = 28,029,409,884,747,648/157,161,952.20
  6. Step 6: Final answer
    x = 178,347,300.30

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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.