Home / 10,699,776,342.40-16,049,664,513.60-8,087,637,539.20

Finding the Fourth Proportional to 10,699,776,342.40, 16,049,664,513.60 and 8,087,637,539.20

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Solution

The fourth proportional to 10,699,776,342.40, 16,049,664,513.60 and 8,087,637,539.20 is: 12,131,456,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699,776,342.40 : 16,049,664,513.60 = 8,087,637,539.20 : x
  2. Step 2: Convert to fraction form
    10,699,776,342.40/16,049,664,513.60 = 8,087,637,539.20/x
  3. Step 3: Cross multiply
    10,699,776,342.40x = 16,049,664,513.60 × 8,087,637,539.20
  4. Step 4: Simplify right side
    10,699,776,342.40x = 129,803,869,211,757,461,504
  5. Step 5: Solve for x
    x = 129,803,869,211,757,461,504/10,699,776,342.40
  6. Step 6: Final answer
    x = 12,131,456,308.80

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1.5x scale

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.