Home / 340,623,775.87-470,060,738.26-183,990,884.40

Finding the Fourth Proportional to 340,623,775.87, 470,060,738.26 and 183,990,884.40

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Solution

The fourth proportional to 340,623,775.87, 470,060,738.26 and 183,990,884.40 is: 253,907,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,623,775.87 : 470,060,738.26 = 183,990,884.40 : x
  2. Step 2: Convert to fraction form
    340,623,775.87/470,060,738.26 = 183,990,884.40/x
  3. Step 3: Cross multiply
    340,623,775.87x = 470,060,738.26 × 183,990,884.40
  4. Step 4: Simplify right side
    340,623,775.87x = 86,486,890,953,714,336
  5. Step 5: Solve for x
    x = 86,486,890,953,714,336/340,623,775.87
  6. Step 6: Final answer
    x = 253,907,381.34

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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.