Home / 1,010,460,707.03-1,515,744,588.68-311,432,963.87

Finding the Fourth Proportional to 1,010,460,707.03, 1,515,744,588.68 and 311,432,963.87

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Solution

The fourth proportional to 1,010,460,707.03, 1,515,744,588.68 and 311,432,963.87 is: 467,165,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,460,707.03 : 1,515,744,588.68 = 311,432,963.87 : x
  2. Step 2: Convert to fraction form
    1,010,460,707.03/1,515,744,588.68 = 311,432,963.87/x
  3. Step 3: Cross multiply
    1,010,460,707.03x = 1,515,744,588.68 × 311,432,963.87
  4. Step 4: Simplify right side
    1,010,460,707.03x = 472,052,829,713,390,592
  5. Step 5: Solve for x
    x = 472,052,829,713,390,592/1,010,460,707.03
  6. Step 6: Final answer
    x = 467,165,943.64

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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.