Home / 3,917,160,000.80-5,875,740,001.20-3,692,679,322.40

Finding the Fourth Proportional to 3,917,160,000.80, 5,875,740,001.20 and 3,692,679,322.40

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Solution

The fourth proportional to 3,917,160,000.80, 5,875,740,001.20 and 3,692,679,322.40 is: 5,539,018,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,160,000.80 : 5,875,740,001.20 = 3,692,679,322.40 : x
  2. Step 2: Convert to fraction form
    3,917,160,000.80/5,875,740,001.20 = 3,692,679,322.40/x
  3. Step 3: Cross multiply
    3,917,160,000.80x = 5,875,740,001.20 × 3,692,679,322.40
  4. Step 4: Simplify right side
    3,917,160,000.80x = 21,697,223,606,229,790,720
  5. Step 5: Solve for x
    x = 21,697,223,606,229,790,720/3,917,160,000.80
  6. Step 6: Final answer
    x = 5,539,018,983.60

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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.