Home / 1,035,484,192.62-1,428,958,752.72-565,585,389.02

Finding the Fourth Proportional to 1,035,484,192.62, 1,428,958,752.72 and 565,585,389.02

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Solution

The fourth proportional to 1,035,484,192.62, 1,428,958,752.72 and 565,585,389.02 is: 780,502,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,484,192.62 : 1,428,958,752.72 = 565,585,389.02 : x
  2. Step 2: Convert to fraction form
    1,035,484,192.62/1,428,958,752.72 = 565,585,389.02/x
  3. Step 3: Cross multiply
    1,035,484,192.62x = 1,428,958,752.72 × 565,585,389.02
  4. Step 4: Simplify right side
    1,035,484,192.62x = 808,198,192,043,530,368
  5. Step 5: Solve for x
    x = 808,198,192,043,530,368/1,035,484,192.62
  6. Step 6: Final answer
    x = 780,502,684.45

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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.