Home / 847,582,808.08-1,169,729,721.74-508,503,998.51

Finding the Fourth Proportional to 847,582,808.08, 1,169,729,721.74 and 508,503,998.51

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Solution

The fourth proportional to 847,582,808.08, 1,169,729,721.74 and 508,503,998.51 is: 701,774,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,582,808.08 : 1,169,729,721.74 = 508,503,998.51 : x
  2. Step 2: Convert to fraction form
    847,582,808.08/1,169,729,721.74 = 508,503,998.51/x
  3. Step 3: Cross multiply
    847,582,808.08x = 1,169,729,721.74 × 508,503,998.51
  4. Step 4: Simplify right side
    847,582,808.08x = 594,812,240,686,173,184
  5. Step 5: Solve for x
    x = 594,812,240,686,173,184/847,582,808.08
  6. Step 6: Final answer
    x = 701,774,782.38

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Double scale
Find fourth proportional to 847,582,809.08, 1,169,729,723.12 and 508,503,999.51
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1.5x scale

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.