Home / 7,971,803,999.30-11,957,705,998.95-4,298,483,807.30

Finding the Fourth Proportional to 7,971,803,999.30, 11,957,705,998.95 and 4,298,483,807.30

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Solution

The fourth proportional to 7,971,803,999.30, 11,957,705,998.95 and 4,298,483,807.30 is: 6,447,725,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,803,999.30 : 11,957,705,998.95 = 4,298,483,807.30 : x
  2. Step 2: Convert to fraction form
    7,971,803,999.30/11,957,705,998.95 = 4,298,483,807.30/x
  3. Step 3: Cross multiply
    7,971,803,999.30x = 11,957,705,998.95 × 4,298,483,807.30
  4. Step 4: Simplify right side
    7,971,803,999.30x = 51,400,005,608,940,650,496
  5. Step 5: Solve for x
    x = 51,400,005,608,940,650,496/7,971,803,999.30
  6. Step 6: Final answer
    x = 6,447,725,710.95

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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.