Home / 129,358,773,280.63-193,864,714,476.76-100,676,823,291.56

Finding the Fourth Proportional to 129,358,773,280.63, 193,864,714,476.76 and 100,676,823,291.56

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Solution

The fourth proportional to 129,358,773,280.63, 193,864,714,476.76 and 100,676,823,291.56 is: 150,880,246,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,358,773,280.63 : 193,864,714,476.76 = 100,676,823,291.56 : x
  2. Step 2: Convert to fraction form
    129,358,773,280.63/193,864,714,476.76 = 100,676,823,291.56/x
  3. Step 3: Cross multiply
    129,358,773,280.63x = 193,864,714,476.76 × 100,676,823,291.56
  4. Step 4: Simplify right side
    129,358,773,280.63x = 19,517,683,601,845,501,558,784
  5. Step 5: Solve for x
    x = 19,517,683,601,845,501,558,784/129,358,773,280.63
  6. Step 6: Final answer
    x = 150,880,246,517.98

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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.