Home / 83,013,457.80-124,520,186.70-44,749,705.80

Finding the Fourth Proportional to 83,013,457.80, 124,520,186.70 and 44,749,705.80

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Solution

The fourth proportional to 83,013,457.80, 124,520,186.70 and 44,749,705.80 is: 67,124,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,013,457.80 : 124,520,186.70 = 44,749,705.80 : x
  2. Step 2: Convert to fraction form
    83,013,457.80/124,520,186.70 = 44,749,705.80/x
  3. Step 3: Cross multiply
    83,013,457.80x = 124,520,186.70 × 44,749,705.80
  4. Step 4: Simplify right side
    83,013,457.80x = 5,572,241,720,986,073
  5. Step 5: Solve for x
    x = 5,572,241,720,986,073/83,013,457.80
  6. Step 6: Final answer
    x = 67,124,558.70

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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.