Home / 1,241,832,967.23-1,862,528,279.56-494,786,130.31

Finding the Fourth Proportional to 1,241,832,967.23, 1,862,528,279.56 and 494,786,130.31

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Solution

The fourth proportional to 1,241,832,967.23, 1,862,528,279.56 and 494,786,130.31 is: 742,091,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,832,967.23 : 1,862,528,279.56 = 494,786,130.31 : x
  2. Step 2: Convert to fraction form
    1,241,832,967.23/1,862,528,279.56 = 494,786,130.31/x
  3. Step 3: Cross multiply
    1,241,832,967.23x = 1,862,528,279.56 × 494,786,130.31
  4. Step 4: Simplify right side
    1,241,832,967.23x = 921,553,160,037,525,376
  5. Step 5: Solve for x
    x = 921,553,160,037,525,376/1,241,832,967.23
  6. Step 6: Final answer
    x = 742,091,073.72

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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.