Home / 152,273,240.10-210,137,337.90-82,658,668.14

Finding the Fourth Proportional to 152,273,240.10, 210,137,337.90 and 82,658,668.14

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Solution

The fourth proportional to 152,273,240.10, 210,137,337.90 and 82,658,668.14 is: 114,069,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273,240.10 : 210,137,337.90 = 82,658,668.14 : x
  2. Step 2: Convert to fraction form
    152,273,240.10/210,137,337.90 = 82,658,668.14/x
  3. Step 3: Cross multiply
    152,273,240.10x = 210,137,337.90 × 82,658,668.14
  4. Step 4: Simplify right side
    152,273,240.10x = 17,369,672,477,299,146
  5. Step 5: Solve for x
    x = 17,369,672,477,299,146/152,273,240.10
  6. Step 6: Final answer
    x = 114,069,106.73

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1.5x scale

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.