Home / 970,094,287.80-1,455,354,008.10-479,042,803.80

Finding the Fourth Proportional to 970,094,287.80, 1,455,354,008.10 and 479,042,803.80

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Solution

The fourth proportional to 970,094,287.80, 1,455,354,008.10 and 479,042,803.80 is: 718,669,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,094,287.80 : 1,455,354,008.10 = 479,042,803.80 : x
  2. Step 2: Convert to fraction form
    970,094,287.80/1,455,354,008.10 = 479,042,803.80/x
  3. Step 3: Cross multiply
    970,094,287.80x = 1,455,354,008.10 × 479,042,803.80
  4. Step 4: Simplify right side
    970,094,287.80x = 697,176,864,561,791,872
  5. Step 5: Solve for x
    x = 697,176,864,561,791,872/970,094,287.80
  6. Step 6: Final answer
    x = 718,669,178.17

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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.