Home / 52,561,185,619.62-78,841,779,340.28-12,766,692,314.30

Finding the Fourth Proportional to 52,561,185,619.62, 78,841,779,340.28 and 12,766,692,314.30

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Solution

The fourth proportional to 52,561,185,619.62, 78,841,779,340.28 and 12,766,692,314.30 is: 19,150,038,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,561,185,619.62 : 78,841,779,340.28 = 12,766,692,314.30 : x
  2. Step 2: Convert to fraction form
    52,561,185,619.62/78,841,779,340.28 = 12,766,692,314.30/x
  3. Step 3: Cross multiply
    52,561,185,619.62x = 78,841,779,340.28 × 12,766,692,314.30
  4. Step 4: Simplify right side
    52,561,185,619.62x = 1,006,548,738,348,869,484,544
  5. Step 5: Solve for x
    x = 1,006,548,738,348,869,484,544/52,561,185,619.62
  6. Step 6: Final answer
    x = 19,150,038,692.68

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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.