Home / 448,032,137.10-672,048,205.65-124,916,009.10

Finding the Fourth Proportional to 448,032,137.10, 672,048,205.65 and 124,916,009.10

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Solution

The fourth proportional to 448,032,137.10, 672,048,205.65 and 124,916,009.10 is: 187,374,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,032,137.10 : 672,048,205.65 = 124,916,009.10 : x
  2. Step 2: Convert to fraction form
    448,032,137.10/672,048,205.65 = 124,916,009.10/x
  3. Step 3: Cross multiply
    448,032,137.10x = 672,048,205.65 × 124,916,009.10
  4. Step 4: Simplify right side
    448,032,137.10x = 83,949,579,772,614,064
  5. Step 5: Solve for x
    x = 83,949,579,772,614,064/448,032,137.10
  6. Step 6: Final answer
    x = 187,374,013.65

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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.