Home / 293,134,700.80-439,901,116.80-163,742,060.80

Finding the Fourth Proportional to 293,134,700.80, 439,901,116.80 and 163,742,060.80

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Solution

The fourth proportional to 293,134,700.80, 439,901,116.80 and 163,742,060.80 is: 245,724,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,134,700.80 : 439,901,116.80 = 163,742,060.80 : x
  2. Step 2: Convert to fraction form
    293,134,700.80/439,901,116.80 = 163,742,060.80/x
  3. Step 3: Cross multiply
    293,134,700.80x = 439,901,116.80 × 163,742,060.80
  4. Step 4: Simplify right side
    293,134,700.80x = 72,030,315,413,053,512
  5. Step 5: Solve for x
    x = 72,030,315,413,053,512/293,134,700.80
  6. Step 6: Final answer
    x = 245,724,287.22

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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.