Home / 1,437,035,840.86-2,155,539,391.14-454,462,547.56

Finding the Fourth Proportional to 1,437,035,840.86, 2,155,539,391.14 and 454,462,547.56

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Solution

The fourth proportional to 1,437,035,840.86, 2,155,539,391.14 and 454,462,547.56 is: 681,689,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,035,840.86 : 2,155,539,391.14 = 454,462,547.56 : x
  2. Step 2: Convert to fraction form
    1,437,035,840.86/2,155,539,391.14 = 454,462,547.56/x
  3. Step 3: Cross multiply
    1,437,035,840.86x = 2,155,539,391.14 × 454,462,547.56
  4. Step 4: Simplify right side
    1,437,035,840.86x = 979,611,923,063,415,680
  5. Step 5: Solve for x
    x = 979,611,923,063,415,680/1,437,035,840.86
  6. Step 6: Final answer
    x = 681,689,276.78

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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.