Home / 186,429,038.15-257,382,309.22-165,745,256.42

Finding the Fourth Proportional to 186,429,038.15, 257,382,309.22 and 165,745,256.42

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Solution

The fourth proportional to 186,429,038.15, 257,382,309.22 and 165,745,256.42 is: 228,826,459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,429,038.15 : 257,382,309.22 = 165,745,256.42 : x
  2. Step 2: Convert to fraction form
    186,429,038.15/257,382,309.22 = 165,745,256.42/x
  3. Step 3: Cross multiply
    186,429,038.15x = 257,382,309.22 × 165,745,256.42
  4. Step 4: Simplify right side
    186,429,038.15x = 42,659,896,837,939,352
  5. Step 5: Solve for x
    x = 42,659,896,837,939,352/186,429,038.15
  6. Step 6: Final answer
    x = 228,826,459.99

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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.