Home / 247,527,272,488.60-371,290,445,271.96-77,559,873,289.84

Finding the Fourth Proportional to 247,527,272,488.60, 371,290,445,271.96 and 77,559,873,289.84

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Solution

The fourth proportional to 247,527,272,488.60, 371,290,445,271.96 and 77,559,873,289.84 is: 116,339,664,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,527,272,488.60 : 371,290,445,271.96 = 77,559,873,289.84 : x
  2. Step 2: Convert to fraction form
    247,527,272,488.60/371,290,445,271.96 = 77,559,873,289.84/x
  3. Step 3: Cross multiply
    247,527,272,488.60x = 371,290,445,271.96 × 77,559,873,289.84
  4. Step 4: Simplify right side
    247,527,272,488.60x = 28,797,239,889,021,489,905,664
  5. Step 5: Solve for x
    x = 28,797,239,889,021,489,905,664/247,527,272,488.60
  6. Step 6: Final answer
    x = 116,339,664,714.51

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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.