Home / 72,610,420,646.08-108,769,767,294.48-36,156,169,893.52

Finding the Fourth Proportional to 72,610,420,646.08, 108,769,767,294.48 and 36,156,169,893.52

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Solution

The fourth proportional to 72,610,420,646.08, 108,769,767,294.48 and 36,156,169,893.52 is: 54,161,622,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,610,420,646.08 : 108,769,767,294.48 = 36,156,169,893.52 : x
  2. Step 2: Convert to fraction form
    72,610,420,646.08/108,769,767,294.48 = 36,156,169,893.52/x
  3. Step 3: Cross multiply
    72,610,420,646.08x = 108,769,767,294.48 × 36,156,169,893.52
  4. Step 4: Simplify right side
    72,610,420,646.08x = 3,932,698,185,577,853,353,984
  5. Step 5: Solve for x
    x = 3,932,698,185,577,853,353,984/72,610,420,646.08
  6. Step 6: Final answer
    x = 54,161,622,403.30

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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.