Home / 11,163,779,485.14-15,406,344,315-6,151,849,759.20

Finding the Fourth Proportional to 11,163,779,485.14, 15,406,344,315 and 6,151,849,759.20

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Solution

The fourth proportional to 11,163,779,485.14, 15,406,344,315 and 6,151,849,759.20 is: 8,489,733,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163,779,485.14 : 15,406,344,315 = 6,151,849,759.20 : x
  2. Step 2: Convert to fraction form
    11,163,779,485.14/15,406,344,315 = 6,151,849,759.20/x
  3. Step 3: Cross multiply
    11,163,779,485.14x = 15,406,344,315 × 6,151,849,759.20
  4. Step 4: Simplify right side
    11,163,779,485.14x = 94,777,515,564,385,042,432
  5. Step 5: Solve for x
    x = 94,777,515,564,385,042,432/11,163,779,485.14
  6. Step 6: Final answer
    x = 8,489,733,758.23

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Double scale
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1.5x scale

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.