Home / 173,875,391.40-260,813,087.10-130,509,805.80

Finding the Fourth Proportional to 173,875,391.40, 260,813,087.10 and 130,509,805.80

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Solution

The fourth proportional to 173,875,391.40, 260,813,087.10 and 130,509,805.80 is: 195,764,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,875,391.40 : 260,813,087.10 = 130,509,805.80 : x
  2. Step 2: Convert to fraction form
    173,875,391.40/260,813,087.10 = 130,509,805.80/x
  3. Step 3: Cross multiply
    173,875,391.40x = 260,813,087.10 × 130,509,805.80
  4. Step 4: Simplify right side
    173,875,391.40x = 34,038,665,347,519,484
  5. Step 5: Solve for x
    x = 34,038,665,347,519,484/173,875,391.40
  6. Step 6: Final answer
    x = 195,764,708.70

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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.