Home / 116,024,465.60-174,162,669.60-72,942,315.20

Finding the Fourth Proportional to 116,024,465.60, 174,162,669.60 and 72,942,315.20

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Solution

The fourth proportional to 116,024,465.60, 174,162,669.60 and 72,942,315.20 is: 109,492,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,024,465.60 : 174,162,669.60 = 72,942,315.20 : x
  2. Step 2: Convert to fraction form
    116,024,465.60/174,162,669.60 = 72,942,315.20/x
  3. Step 3: Cross multiply
    116,024,465.60x = 174,162,669.60 × 72,942,315.20
  4. Step 4: Simplify right side
    116,024,465.60x = 12,703,828,342,036,658
  5. Step 5: Solve for x
    x = 12,703,828,342,036,658/116,024,465.60
  6. Step 6: Final answer
    x = 109,492,668.43

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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.