Home / 4,748,988,501.30-7,124,577,102.11-1,643,571,131.86

Finding the Fourth Proportional to 4,748,988,501.30, 7,124,577,102.11 and 1,643,571,131.86

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Solution

The fourth proportional to 4,748,988,501.30, 7,124,577,102.11 and 1,643,571,131.86 is: 2,465,735,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748,988,501.30 : 7,124,577,102.11 = 1,643,571,131.86 : x
  2. Step 2: Convert to fraction form
    4,748,988,501.30/7,124,577,102.11 = 1,643,571,131.86/x
  3. Step 3: Cross multiply
    4,748,988,501.30x = 7,124,577,102.11 × 1,643,571,131.86
  4. Step 4: Simplify right side
    4,748,988,501.30x = 11,709,749,251,725,070,336
  5. Step 5: Solve for x
    x = 11,709,749,251,725,070,336/4,748,988,501.30
  6. Step 6: Final answer
    x = 2,465,735,439.98

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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.