Home / 717,130,197.87-1,076,008,182.70-251,126,087.93

Finding the Fourth Proportional to 717,130,197.87, 1,076,008,182.70 and 251,126,087.93

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Solution

The fourth proportional to 717,130,197.87, 1,076,008,182.70 and 251,126,087.93 is: 376,798,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,130,197.87 : 1,076,008,182.70 = 251,126,087.93 : x
  2. Step 2: Convert to fraction form
    717,130,197.87/1,076,008,182.70 = 251,126,087.93/x
  3. Step 3: Cross multiply
    717,130,197.87x = 1,076,008,182.70 × 251,126,087.93
  4. Step 4: Simplify right side
    717,130,197.87x = 270,213,725,502,119,712
  5. Step 5: Solve for x
    x = 270,213,725,502,119,712/717,130,197.87
  6. Step 6: Final answer
    x = 376,798,698.90

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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.