Home / 28,879,592,767.04-39,853,069,030.82-16,671,885,886.42

Finding the Fourth Proportional to 28,879,592,767.04, 39,853,069,030.82 and 16,671,885,886.42

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Solution

The fourth proportional to 28,879,592,767.04, 39,853,069,030.82 and 16,671,885,886.42 is: 23,006,758,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,879,592,767.04 : 39,853,069,030.82 = 16,671,885,886.42 : x
  2. Step 2: Convert to fraction form
    28,879,592,767.04/39,853,069,030.82 = 16,671,885,886.42/x
  3. Step 3: Cross multiply
    28,879,592,767.04x = 39,853,069,030.82 × 16,671,885,886.42
  4. Step 4: Simplify right side
    28,879,592,767.04x = 664,425,819,105,450,000,384
  5. Step 5: Solve for x
    x = 664,425,819,105,450,000,384/28,879,592,767.04
  6. Step 6: Final answer
    x = 23,006,758,594.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.