Home / 126,390,688.20-189,302,597.10-126,390,688.20

Finding the Fourth Proportional to 126,390,688.20, 189,302,597.10 and 126,390,688.20

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Solution

The fourth proportional to 126,390,688.20, 189,302,597.10 and 126,390,688.20 is: 189,302,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,390,688.20 : 189,302,597.10 = 126,390,688.20 : x
  2. Step 2: Convert to fraction form
    126,390,688.20/189,302,597.10 = 126,390,688.20/x
  3. Step 3: Cross multiply
    126,390,688.20x = 189,302,597.10 × 126,390,688.20
  4. Step 4: Simplify right side
    126,390,688.20x = 23,926,085,525,516,324
  5. Step 5: Solve for x
    x = 23,926,085,525,516,324/126,390,688.20
  6. Step 6: Final answer
    x = 189,302,597.10

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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.