Home / 578,710,394.20-798,688,808.81-343,761,982.93

Finding the Fourth Proportional to 578,710,394.20, 798,688,808.81 and 343,761,982.93

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Solution

The fourth proportional to 578,710,394.20, 798,688,808.81 and 343,761,982.93 is: 474,432,205.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,710,394.20 : 798,688,808.81 = 343,761,982.93 : x
  2. Step 2: Convert to fraction form
    578,710,394.20/798,688,808.81 = 343,761,982.93/x
  3. Step 3: Cross multiply
    578,710,394.20x = 798,688,808.81 × 343,761,982.93
  4. Step 4: Simplify right side
    578,710,394.20x = 274,558,848,660,525,248
  5. Step 5: Solve for x
    x = 274,558,848,660,525,248/578,710,394.20
  6. Step 6: Final answer
    x = 474,432,205.49

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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.