Home / 8,521,614,861.12-11,760,191,690.22-4,762,425,318.06

Finding the Fourth Proportional to 8,521,614,861.12, 11,760,191,690.22 and 4,762,425,318.06

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Solution

The fourth proportional to 8,521,614,861.12, 11,760,191,690.22 and 4,762,425,318.06 is: 6,572,349,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,614,861.12 : 11,760,191,690.22 = 4,762,425,318.06 : x
  2. Step 2: Convert to fraction form
    8,521,614,861.12/11,760,191,690.22 = 4,762,425,318.06/x
  3. Step 3: Cross multiply
    8,521,614,861.12x = 11,760,191,690.22 × 4,762,425,318.06
  4. Step 4: Simplify right side
    8,521,614,861.12x = 56,007,034,650,742,554,624
  5. Step 5: Solve for x
    x = 56,007,034,650,742,554,624/8,521,614,861.12
  6. Step 6: Final answer
    x = 6,572,349,908.26

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1.5x scale

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.