Home / 578,061,095.49-797,724,700.40-313,743,092.28

Finding the Fourth Proportional to 578,061,095.49, 797,724,700.40 and 313,743,092.28

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Solution

The fourth proportional to 578,061,095.49, 797,724,700.40 and 313,743,092.28 is: 432,965,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,061,095.49 : 797,724,700.40 = 313,743,092.28 : x
  2. Step 2: Convert to fraction form
    578,061,095.49/797,724,700.40 = 313,743,092.28/x
  3. Step 3: Cross multiply
    578,061,095.49x = 797,724,700.40 × 313,743,092.28
  4. Step 4: Simplify right side
    578,061,095.49x = 250,280,614,290,063,808
  5. Step 5: Solve for x
    x = 250,280,614,290,063,808/578,061,095.49
  6. Step 6: Final answer
    x = 432,965,678.27

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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.