Home / 1,035,484,191.11-1,428,958,750.66-565,585,387.52

Finding the Fourth Proportional to 1,035,484,191.11, 1,428,958,750.66 and 565,585,387.52

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Solution

The fourth proportional to 1,035,484,191.11, 1,428,958,750.66 and 565,585,387.52 is: 780,502,682.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,484,191.11 : 1,428,958,750.66 = 565,585,387.52 : x
  2. Step 2: Convert to fraction form
    1,035,484,191.11/1,428,958,750.66 = 565,585,387.52/x
  3. Step 3: Cross multiply
    1,035,484,191.11x = 1,428,958,750.66 × 565,585,387.52
  4. Step 4: Simplify right side
    1,035,484,191.11x = 808,198,188,733,572,352
  5. Step 5: Solve for x
    x = 808,198,188,733,572,352/1,035,484,191.11
  6. Step 6: Final answer
    x = 780,502,682.39

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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.