Home / 154,559,063.40-231,838,595.10-82,895,447.40

Finding the Fourth Proportional to 154,559,063.40, 231,838,595.10 and 82,895,447.40

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Solution

The fourth proportional to 154,559,063.40, 231,838,595.10 and 82,895,447.40 is: 124,343,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,559,063.40 : 231,838,595.10 = 82,895,447.40 : x
  2. Step 2: Convert to fraction form
    154,559,063.40/231,838,595.10 = 82,895,447.40/x
  3. Step 3: Cross multiply
    154,559,063.40x = 231,838,595.10 × 82,895,447.40
  4. Step 4: Simplify right side
    154,559,063.40x = 19,218,364,065,401,948
  5. Step 5: Solve for x
    x = 19,218,364,065,401,948/154,559,063.40
  6. Step 6: Final answer
    x = 124,343,171.10

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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.