Home / 8,935,373,319.12-12,330,664,742.70-4,921,417,379.52

Finding the Fourth Proportional to 8,935,373,319.12, 12,330,664,742.70 and 4,921,417,379.52

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Solution

The fourth proportional to 8,935,373,319.12, 12,330,664,742.70 and 4,921,417,379.52 is: 6,791,473,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935,373,319.12 : 12,330,664,742.70 = 4,921,417,379.52 : x
  2. Step 2: Convert to fraction form
    8,935,373,319.12/12,330,664,742.70 = 4,921,417,379.52/x
  3. Step 3: Cross multiply
    8,935,373,319.12x = 12,330,664,742.70 × 4,921,417,379.52
  4. Step 4: Simplify right side
    8,935,373,319.12x = 60,684,347,765,758,296,064
  5. Step 5: Solve for x
    x = 60,684,347,765,758,296,064/8,935,373,319.12
  6. Step 6: Final answer
    x = 6,791,473,125.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.