Home / 158,710,868.30-238,005,645.82-52,208,281.15

Finding the Fourth Proportional to 158,710,868.30, 238,005,645.82 and 52,208,281.15

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Solution

The fourth proportional to 158,710,868.30, 238,005,645.82 and 52,208,281.15 is: 78,292,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,710,868.30 : 238,005,645.82 = 52,208,281.15 : x
  2. Step 2: Convert to fraction form
    158,710,868.30/238,005,645.82 = 52,208,281.15/x
  3. Step 3: Cross multiply
    158,710,868.30x = 238,005,645.82 × 52,208,281.15
  4. Step 4: Simplify right side
    158,710,868.30x = 12,425,865,671,532,348
  5. Step 5: Solve for x
    x = 12,425,865,671,532,348/158,710,868.30
  6. Step 6: Final answer
    x = 78,292,468.59

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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.