Home / 19,892,171,735.49-29,823,547,664.59-12,029,836,117.94

Finding the Fourth Proportional to 19,892,171,735.49, 29,823,547,664.59 and 12,029,836,117.94

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Solution

The fourth proportional to 19,892,171,735.49, 29,823,547,664.59 and 12,029,836,117.94 is: 18,035,858,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892,171,735.49 : 29,823,547,664.59 = 12,029,836,117.94 : x
  2. Step 2: Convert to fraction form
    19,892,171,735.49/29,823,547,664.59 = 12,029,836,117.94/x
  3. Step 3: Cross multiply
    19,892,171,735.49x = 29,823,547,664.59 × 12,029,836,117.94
  4. Step 4: Simplify right side
    19,892,171,735.49x = 358,772,390,860,625,477,632
  5. Step 5: Solve for x
    x = 358,772,390,860,625,477,632/19,892,171,735.49
  6. Step 6: Final answer
    x = 18,035,858,308.05

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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.