Home / 173,385,586.30-239,306,869.86-102,860,342.35

Finding the Fourth Proportional to 173,385,586.30, 239,306,869.86 and 102,860,342.35

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Solution

The fourth proportional to 173,385,586.30, 239,306,869.86 and 102,860,342.35 is: 141,967,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,385,586.30 : 239,306,869.86 = 102,860,342.35 : x
  2. Step 2: Convert to fraction form
    173,385,586.30/239,306,869.86 = 102,860,342.35/x
  3. Step 3: Cross multiply
    173,385,586.30x = 239,306,869.86 × 102,860,342.35
  4. Step 4: Simplify right side
    173,385,586.30x = 24,615,186,560,506,496
  5. Step 5: Solve for x
    x = 24,615,186,560,506,496/173,385,586.30
  6. Step 6: Final answer
    x = 141,967,894.14

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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.