Home / 8,977,503,457.20-12,389,337,381.72-5,017,205,008.56

Finding the Fourth Proportional to 8,977,503,457.20, 12,389,337,381.72 and 5,017,205,008.56

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Solution

The fourth proportional to 8,977,503,457.20, 12,389,337,381.72 and 5,017,205,008.56 is: 6,923,956,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,503,457.20 : 12,389,337,381.72 = 5,017,205,008.56 : x
  2. Step 2: Convert to fraction form
    8,977,503,457.20/12,389,337,381.72 = 5,017,205,008.56/x
  3. Step 3: Cross multiply
    8,977,503,457.20x = 12,389,337,381.72 × 5,017,205,008.56
  4. Step 4: Simplify right side
    8,977,503,457.20x = 62,159,845,564,305,219,584
  5. Step 5: Solve for x
    x = 62,159,845,564,305,219,584/8,977,503,457.20
  6. Step 6: Final answer
    x = 6,923,956,739.27

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Double scale
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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.