Home / 103,238,550.88-154,857,826.29-38,547,407.98

Finding the Fourth Proportional to 103,238,550.88, 154,857,826.29 and 38,547,407.98

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Solution

The fourth proportional to 103,238,550.88, 154,857,826.29 and 38,547,407.98 is: 57,821,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,238,550.88 : 154,857,826.29 = 38,547,407.98 : x
  2. Step 2: Convert to fraction form
    103,238,550.88/154,857,826.29 = 38,547,407.98/x
  3. Step 3: Cross multiply
    103,238,550.88x = 154,857,826.29 × 38,547,407.98
  4. Step 4: Simplify right side
    103,238,550.88x = 5,969,367,808,896,599
  5. Step 5: Solve for x
    x = 5,969,367,808,896,599/103,238,550.88
  6. Step 6: Final answer
    x = 57,821,111.96

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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.