Home / 442,904,271.40-664,356,407.10-270,717,387.40

Finding the Fourth Proportional to 442,904,271.40, 664,356,407.10 and 270,717,387.40

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Solution

The fourth proportional to 442,904,271.40, 664,356,407.10 and 270,717,387.40 is: 406,076,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,904,271.40 : 664,356,407.10 = 270,717,387.40 : x
  2. Step 2: Convert to fraction form
    442,904,271.40/664,356,407.10 = 270,717,387.40/x
  3. Step 3: Cross multiply
    442,904,271.40x = 664,356,407.10 × 270,717,387.40
  4. Step 4: Simplify right side
    442,904,271.40x = 179,852,830,832,562,816
  5. Step 5: Solve for x
    x = 179,852,830,832,562,816/442,904,271.40
  6. Step 6: Final answer
    x = 406,076,081.10

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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.