Home / 38,779,364,295.92-58,185,844,753.52-20,830,799,667.08

Finding the Fourth Proportional to 38,779,364,295.92, 58,185,844,753.52 and 20,830,799,667.08

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Solution

The fourth proportional to 38,779,364,295.92, 58,185,844,753.52 and 20,830,799,667.08 is: 31,255,222,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779,364,295.92 : 58,185,844,753.52 = 20,830,799,667.08 : x
  2. Step 2: Convert to fraction form
    38,779,364,295.92/58,185,844,753.52 = 20,830,799,667.08/x
  3. Step 3: Cross multiply
    38,779,364,295.92x = 58,185,844,753.52 × 20,830,799,667.08
  4. Step 4: Simplify right side
    38,779,364,295.92x = 1,212,057,675,520,609,353,728
  5. Step 5: Solve for x
    x = 1,212,057,675,520,609,353,728/38,779,364,295.92
  6. Step 6: Final answer
    x = 31,255,222,913.70

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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.