Home / 49,360,454,388.36-74,017,341,468.83-19,121,756,142.87

Finding the Fourth Proportional to 49,360,454,388.36, 74,017,341,468.83 and 19,121,756,142.87

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Solution

The fourth proportional to 49,360,454,388.36, 74,017,341,468.83 and 19,121,756,142.87 is: 28,673,592,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,360,454,388.36 : 74,017,341,468.83 = 19,121,756,142.87 : x
  2. Step 2: Convert to fraction form
    49,360,454,388.36/74,017,341,468.83 = 19,121,756,142.87/x
  3. Step 3: Cross multiply
    49,360,454,388.36x = 74,017,341,468.83 × 19,121,756,142.87
  4. Step 4: Simplify right side
    49,360,454,388.36x = 1,415,341,553,910,506,323,968
  5. Step 5: Solve for x
    x = 1,415,341,553,910,506,323,968/49,360,454,388.36
  6. Step 6: Final answer
    x = 28,673,592,483.06

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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.