Home / 469,010,994.54-703,521,543.48-141,489,345.20

Finding the Fourth Proportional to 469,010,994.54, 703,521,543.48 and 141,489,345.20

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Solution

The fourth proportional to 469,010,994.54, 703,521,543.48 and 141,489,345.20 is: 212,235,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,010,994.54 : 703,521,543.48 = 141,489,345.20 : x
  2. Step 2: Convert to fraction form
    469,010,994.54/703,521,543.48 = 141,489,345.20/x
  3. Step 3: Cross multiply
    469,010,994.54x = 703,521,543.48 × 141,489,345.20
  4. Step 4: Simplify right side
    469,010,994.54x = 99,540,802,521,078,528
  5. Step 5: Solve for x
    x = 99,540,802,521,078,528/469,010,994.54
  6. Step 6: Final answer
    x = 212,235,541.77

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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.