Home / 487,060,322.24-730,712,299.29-142,013,949.23

Finding the Fourth Proportional to 487,060,322.24, 730,712,299.29 and 142,013,949.23

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Solution

The fourth proportional to 487,060,322.24, 730,712,299.29 and 142,013,949.23 is: 213,056,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,060,322.24 : 730,712,299.29 = 142,013,949.23 : x
  2. Step 2: Convert to fraction form
    487,060,322.24/730,712,299.29 = 142,013,949.23/x
  3. Step 3: Cross multiply
    487,060,322.24x = 730,712,299.29 × 142,013,949.23
  4. Step 4: Simplify right side
    487,060,322.24x = 103,771,339,373,106,608
  5. Step 5: Solve for x
    x = 103,771,339,373,106,608/487,060,322.24
  6. Step 6: Final answer
    x = 213,056,442.16

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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.