Home / 340,623,776.87-470,060,739.64-183,990,885.40

Finding the Fourth Proportional to 340,623,776.87, 470,060,739.64 and 183,990,885.40

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Solution

The fourth proportional to 340,623,776.87, 470,060,739.64 and 183,990,885.40 is: 253,907,382.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,623,776.87 : 470,060,739.64 = 183,990,885.40 : x
  2. Step 2: Convert to fraction form
    340,623,776.87/470,060,739.64 = 183,990,885.40/x
  3. Step 3: Cross multiply
    340,623,776.87x = 470,060,739.64 × 183,990,885.40
  4. Step 4: Simplify right side
    340,623,776.87x = 86,486,891,678,142,480
  5. Step 5: Solve for x
    x = 86,486,891,678,142,480/340,623,776.87
  6. Step 6: Final answer
    x = 253,907,382.72

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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.