Home / 835,406,703.16-1,152,870,426.78-459,063,388.29

Finding the Fourth Proportional to 835,406,703.16, 1,152,870,426.78 and 459,063,388.29

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Solution

The fourth proportional to 835,406,703.16, 1,152,870,426.78 and 459,063,388.29 is: 633,512,518.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,406,703.16 : 1,152,870,426.78 = 459,063,388.29 : x
  2. Step 2: Convert to fraction form
    835,406,703.16/1,152,870,426.78 = 459,063,388.29/x
  3. Step 3: Cross multiply
    835,406,703.16x = 1,152,870,426.78 × 459,063,388.29
  4. Step 4: Simplify right side
    835,406,703.16x = 529,240,604,376,965,184
  5. Step 5: Solve for x
    x = 529,240,604,376,965,184/835,406,703.16
  6. Step 6: Final answer
    x = 633,512,518.36

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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.