Home / 130,339,950.40-195,509,925.60-39,468,059.20

Finding the Fourth Proportional to 130,339,950.40, 195,509,925.60 and 39,468,059.20

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Solution

The fourth proportional to 130,339,950.40, 195,509,925.60 and 39,468,059.20 is: 59,202,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,339,950.40 : 195,509,925.60 = 39,468,059.20 : x
  2. Step 2: Convert to fraction form
    130,339,950.40/195,509,925.60 = 39,468,059.20/x
  3. Step 3: Cross multiply
    130,339,950.40x = 195,509,925.60 × 39,468,059.20
  4. Step 4: Simplify right side
    130,339,950.40x = 7,716,397,317,768,396
  5. Step 5: Solve for x
    x = 7,716,397,317,768,396/130,339,950.40
  6. Step 6: Final answer
    x = 59,202,088.80

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1.5x scale

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.