Home / 141,873,721.80-212,810,582.70-39,637,595.40

Finding the Fourth Proportional to 141,873,721.80, 212,810,582.70 and 39,637,595.40

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Solution

The fourth proportional to 141,873,721.80, 212,810,582.70 and 39,637,595.40 is: 59,456,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,873,721.80 : 212,810,582.70 = 39,637,595.40 : x
  2. Step 2: Convert to fraction form
    141,873,721.80/212,810,582.70 = 39,637,595.40/x
  3. Step 3: Cross multiply
    141,873,721.80x = 212,810,582.70 × 39,637,595.40
  4. Step 4: Simplify right side
    141,873,721.80x = 8,435,299,773,900,839
  5. Step 5: Solve for x
    x = 8,435,299,773,900,839/141,873,721.80
  6. Step 6: Final answer
    x = 59,456,393.10

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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.