Home / 27,331,939,783.20-40,997,909,674.80-7,702,635,007.20

Finding the Fourth Proportional to 27,331,939,783.20, 40,997,909,674.80 and 7,702,635,007.20

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Solution

The fourth proportional to 27,331,939,783.20, 40,997,909,674.80 and 7,702,635,007.20 is: 11,553,952,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331,939,783.20 : 40,997,909,674.80 = 7,702,635,007.20 : x
  2. Step 2: Convert to fraction form
    27,331,939,783.20/40,997,909,674.80 = 7,702,635,007.20/x
  3. Step 3: Cross multiply
    27,331,939,783.20x = 40,997,909,674.80 × 7,702,635,007.20
  4. Step 4: Simplify right side
    27,331,939,783.20x = 315,791,934,283,138,072,576
  5. Step 5: Solve for x
    x = 315,791,934,283,138,072,576/27,331,939,783.20
  6. Step 6: Final answer
    x = 11,553,952,510.80

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1.5x scale

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.