Home / 247,527,272,437.44-371,290,445,195.31-77,559,873,238.76

Finding the Fourth Proportional to 247,527,272,437.44, 371,290,445,195.31 and 77,559,873,238.76

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Solution

The fourth proportional to 247,527,272,437.44, 371,290,445,195.31 and 77,559,873,238.76 is: 116,339,664,637.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,527,272,437.44 : 371,290,445,195.31 = 77,559,873,238.76 : x
  2. Step 2: Convert to fraction form
    247,527,272,437.44/371,290,445,195.31 = 77,559,873,238.76/x
  3. Step 3: Cross multiply
    247,527,272,437.44x = 371,290,445,195.31 × 77,559,873,238.76
  4. Step 4: Simplify right side
    247,527,272,437.44x = 28,797,239,864,112,122,429,440
  5. Step 5: Solve for x
    x = 28,797,239,864,112,122,429,440/247,527,272,437.44
  6. Step 6: Final answer
    x = 116,339,664,637.93

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1.5x scale

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.