Home / 454,570,895.52-681,869,047.44-147,863,009.52

Finding the Fourth Proportional to 454,570,895.52, 681,869,047.44 and 147,863,009.52

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Solution

The fourth proportional to 454,570,895.52, 681,869,047.44 and 147,863,009.52 is: 221,798,646.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,570,895.52 : 681,869,047.44 = 147,863,009.52 : x
  2. Step 2: Convert to fraction form
    454,570,895.52/681,869,047.44 = 147,863,009.52/x
  3. Step 3: Cross multiply
    454,570,895.52x = 681,869,047.44 × 147,863,009.52
  4. Step 4: Simplify right side
    454,570,895.52x = 100,823,209,453,014,064
  5. Step 5: Solve for x
    x = 100,823,209,453,014,064/454,570,895.52
  6. Step 6: Final answer
    x = 221,798,646.69

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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.