Home / 173,877,430.40-260,816,145.60-130,511,844.80

Finding the Fourth Proportional to 173,877,430.40, 260,816,145.60 and 130,511,844.80

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Solution

The fourth proportional to 173,877,430.40, 260,816,145.60 and 130,511,844.80 is: 195,767,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,877,430.40 : 260,816,145.60 = 130,511,844.80 : x
  2. Step 2: Convert to fraction form
    173,877,430.40/260,816,145.60 = 130,511,844.80/x
  3. Step 3: Cross multiply
    173,877,430.40x = 260,816,145.60 × 130,511,844.80
  4. Step 4: Simplify right side
    173,877,430.40x = 34,039,596,315,881,400
  5. Step 5: Solve for x
    x = 34,039,596,315,881,400/173,877,430.40
  6. Step 6: Final answer
    x = 195,767,767.20

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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.