Home / 382,473,387.30-573,710,080.95-123,714,764.40

Finding the Fourth Proportional to 382,473,387.30, 573,710,080.95 and 123,714,764.40

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Solution

The fourth proportional to 382,473,387.30, 573,710,080.95 and 123,714,764.40 is: 185,572,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,473,387.30 : 573,710,080.95 = 123,714,764.40 : x
  2. Step 2: Convert to fraction form
    382,473,387.30/573,710,080.95 = 123,714,764.40/x
  3. Step 3: Cross multiply
    382,473,387.30x = 573,710,080.95 × 123,714,764.40
  4. Step 4: Simplify right side
    382,473,387.30x = 70,976,407,498,634,184
  5. Step 5: Solve for x
    x = 70,976,407,498,634,184/382,473,387.30
  6. Step 6: Final answer
    x = 185,572,146.60

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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.