Home / 440,398,416.80-607,767,326.52-242,176,162.88

Finding the Fourth Proportional to 440,398,416.80, 607,767,326.52 and 242,176,162.88

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Solution

The fourth proportional to 440,398,416.80, 607,767,326.52 and 242,176,162.88 is: 334,212,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,398,416.80 : 607,767,326.52 = 242,176,162.88 : x
  2. Step 2: Convert to fraction form
    440,398,416.80/607,767,326.52 = 242,176,162.88/x
  3. Step 3: Cross multiply
    440,398,416.80x = 607,767,326.52 × 242,176,162.88
  4. Step 4: Simplify right side
    440,398,416.80x = 147,186,759,060,449,664
  5. Step 5: Solve for x
    x = 147,186,759,060,449,664/440,398,416.80
  6. Step 6: Final answer
    x = 334,212,734.30

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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.