Home / 884,952,902.22-1,221,235,124.63-488,475,966.60

Finding the Fourth Proportional to 884,952,902.22, 1,221,235,124.63 and 488,475,966.60

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Solution

The fourth proportional to 884,952,902.22, 1,221,235,124.63 and 488,475,966.60 is: 674,096,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,952,902.22 : 1,221,235,124.63 = 488,475,966.60 : x
  2. Step 2: Convert to fraction form
    884,952,902.22/1,221,235,124.63 = 488,475,966.60/x
  3. Step 3: Cross multiply
    884,952,902.22x = 1,221,235,124.63 × 488,475,966.60
  4. Step 4: Simplify right side
    884,952,902.22x = 596,544,007,953,516,288
  5. Step 5: Solve for x
    x = 596,544,007,953,516,288/884,952,902.22
  6. Step 6: Final answer
    x = 674,096,899.91

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1.5x scale

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.