Home / 550,490,710.65-825,736,065.98-186,985,066.65

Finding the Fourth Proportional to 550,490,710.65, 825,736,065.98 and 186,985,066.65

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Solution

The fourth proportional to 550,490,710.65, 825,736,065.98 and 186,985,066.65 is: 280,477,599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,490,710.65 : 825,736,065.98 = 186,985,066.65 : x
  2. Step 2: Convert to fraction form
    550,490,710.65/825,736,065.98 = 186,985,066.65/x
  3. Step 3: Cross multiply
    550,490,710.65x = 825,736,065.98 × 186,985,066.65
  4. Step 4: Simplify right side
    550,490,710.65x = 154,400,313,331,644,192
  5. Step 5: Solve for x
    x = 154,400,313,331,644,192/550,490,710.65
  6. Step 6: Final answer
    x = 280,477,599.98

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Double scale
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Similar ratio
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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.