Home / 299,637,070.83-449,406,595.31-105,502,854.51

Finding the Fourth Proportional to 299,637,070.83, 449,406,595.31 and 105,502,854.51

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Solution

The fourth proportional to 299,637,070.83, 449,406,595.31 and 105,502,854.51 is: 158,237,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,637,070.83 : 449,406,595.31 = 105,502,854.51 : x
  2. Step 2: Convert to fraction form
    299,637,070.83/449,406,595.31 = 105,502,854.51/x
  3. Step 3: Cross multiply
    299,637,070.83x = 449,406,595.31 × 105,502,854.51
  4. Step 4: Simplify right side
    299,637,070.83x = 47,413,678,640,297,864
  5. Step 5: Solve for x
    x = 47,413,678,640,297,864/299,637,070.83
  6. Step 6: Final answer
    x = 158,237,024.91

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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.