Home / 7,764,408,133.40-11,646,612,200.10-6,385,779,320.60

Finding the Fourth Proportional to 7,764,408,133.40, 11,646,612,200.10 and 6,385,779,320.60

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Solution

The fourth proportional to 7,764,408,133.40, 11,646,612,200.10 and 6,385,779,320.60 is: 9,578,668,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,408,133.40 : 11,646,612,200.10 = 6,385,779,320.60 : x
  2. Step 2: Convert to fraction form
    7,764,408,133.40/11,646,612,200.10 = 6,385,779,320.60/x
  3. Step 3: Cross multiply
    7,764,408,133.40x = 11,646,612,200.10 × 6,385,779,320.60
  4. Step 4: Simplify right side
    7,764,408,133.40x = 74,372,695,342,446,264,320
  5. Step 5: Solve for x
    x = 74,372,695,342,446,264,320/7,764,408,133.40
  6. Step 6: Final answer
    x = 9,578,668,980.90

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Double scale
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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.