Home / 96,779,433.60-145,169,150.40-48,406,492.80

Finding the Fourth Proportional to 96,779,433.60, 145,169,150.40 and 48,406,492.80

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Solution

The fourth proportional to 96,779,433.60, 145,169,150.40 and 48,406,492.80 is: 72,609,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,779,433.60 : 145,169,150.40 = 48,406,492.80 : x
  2. Step 2: Convert to fraction form
    96,779,433.60/145,169,150.40 = 48,406,492.80/x
  3. Step 3: Cross multiply
    96,779,433.60x = 145,169,150.40 × 48,406,492.80
  4. Step 4: Simplify right side
    96,779,433.60x = 7,027,129,433,619,717
  5. Step 5: Solve for x
    x = 7,027,129,433,619,717/96,779,433.60
  6. Step 6: Final answer
    x = 72,609,739.20

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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.