Home / 20,090,724,421.92-30,137,963,948.34-5,925,703,979.40

Finding the Fourth Proportional to 20,090,724,421.92, 30,137,963,948.34 and 5,925,703,979.40

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Solution

The fourth proportional to 20,090,724,421.92, 30,137,963,948.34 and 5,925,703,979.40 is: 8,889,109,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,090,724,421.92 : 30,137,963,948.34 = 5,925,703,979.40 : x
  2. Step 2: Convert to fraction form
    20,090,724,421.92/30,137,963,948.34 = 5,925,703,979.40/x
  3. Step 3: Cross multiply
    20,090,724,421.92x = 30,137,963,948.34 × 5,925,703,979.40
  4. Step 4: Simplify right side
    20,090,724,421.92x = 178,588,652,899,692,052,480
  5. Step 5: Solve for x
    x = 178,588,652,899,692,052,480/20,090,724,421.92
  6. Step 6: Final answer
    x = 8,889,109,678.14

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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.