Home / 83,217,157.02-114,811,863.32-48,402,457.10

Finding the Fourth Proportional to 83,217,157.02, 114,811,863.32 and 48,402,457.10

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Solution

The fourth proportional to 83,217,157.02, 114,811,863.32 and 48,402,457.10 is: 66,779,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,217,157.02 : 114,811,863.32 = 48,402,457.10 : x
  2. Step 2: Convert to fraction form
    83,217,157.02/114,811,863.32 = 48,402,457.10/x
  3. Step 3: Cross multiply
    83,217,157.02x = 114,811,863.32 × 48,402,457.10
  4. Step 4: Simplify right side
    83,217,157.02x = 5,557,176,288,917,363
  5. Step 5: Solve for x
    x = 5,557,176,288,917,363/83,217,157.02
  6. Step 6: Final answer
    x = 66,779,213.42

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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.