Home / 283,318,415.70-390,975,439.37-157,875,898.79

Finding the Fourth Proportional to 283,318,415.70, 390,975,439.37 and 157,875,898.79

Calculator

Solution

The fourth proportional to 283,318,415.70, 390,975,439.37 and 157,875,898.79 is: 217,866,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,318,415.70 : 390,975,439.37 = 157,875,898.79 : x
  2. Step 2: Convert to fraction form
    283,318,415.70/390,975,439.37 = 157,875,898.79/x
  3. Step 3: Cross multiply
    283,318,415.70x = 390,975,439.37 × 157,875,898.79
  4. Step 4: Simplify right side
    283,318,415.70x = 61,725,598,892,609,648
  5. Step 5: Solve for x
    x = 61,725,598,892,609,648/283,318,415.70
  6. Step 6: Final answer
    x = 217,866,525.69

Related Problems

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.