Home / 140,656,043.20-210,816,103.20-58,774,763.20

Finding the Fourth Proportional to 140,656,043.20, 210,816,103.20 and 58,774,763.20

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Solution

The fourth proportional to 140,656,043.20, 210,816,103.20 and 58,774,763.20 is: 88,091,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,656,043.20 : 210,816,103.20 = 58,774,763.20 : x
  2. Step 2: Convert to fraction form
    140,656,043.20/210,816,103.20 = 58,774,763.20/x
  3. Step 3: Cross multiply
    140,656,043.20x = 210,816,103.20 × 58,774,763.20
  4. Step 4: Simplify right side
    140,656,043.20x = 12,390,666,544,326,762
  5. Step 5: Solve for x
    x = 12,390,666,544,326,762/140,656,043.20
  6. Step 6: Final answer
    x = 88,091,960.09

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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.