Home / 7,676,688,004.20-11,515,032,472.86-1,860,597,700.20

Finding the Fourth Proportional to 7,676,688,004.20, 11,515,032,472.86 and 1,860,597,700.20

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Solution

The fourth proportional to 7,676,688,004.20, 11,515,032,472.86 and 1,860,597,700.20 is: 2,790,896,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676,688,004.20 : 11,515,032,472.86 = 1,860,597,700.20 : x
  2. Step 2: Convert to fraction form
    7,676,688,004.20/11,515,032,472.86 = 1,860,597,700.20/x
  3. Step 3: Cross multiply
    7,676,688,004.20x = 11,515,032,472.86 × 1,860,597,700.20
  4. Step 4: Simplify right side
    7,676,688,004.20x = 21,424,842,936,731,635,712
  5. Step 5: Solve for x
    x = 21,424,842,936,731,635,712/7,676,688,004.20
  6. Step 6: Final answer
    x = 2,790,896,663.38

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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.