Home / 247,527,272,442.50-371,290,445,202.90-77,559,873,243.81

Finding the Fourth Proportional to 247,527,272,442.50, 371,290,445,202.90 and 77,559,873,243.81

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Solution

The fourth proportional to 247,527,272,442.50, 371,290,445,202.90 and 77,559,873,243.81 is: 116,339,664,645.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,527,272,442.50 : 371,290,445,202.90 = 77,559,873,243.81 : x
  2. Step 2: Convert to fraction form
    247,527,272,442.50/371,290,445,202.90 = 77,559,873,243.81/x
  3. Step 3: Cross multiply
    247,527,272,442.50x = 371,290,445,202.90 × 77,559,873,243.81
  4. Step 4: Simplify right side
    247,527,272,442.50x = 28,797,239,866,573,964,967,936
  5. Step 5: Solve for x
    x = 28,797,239,866,573,964,967,936/247,527,272,442.50
  6. Step 6: Final answer
    x = 116,339,664,645.49

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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.