Home / 7,538,346,239.40-11,307,519,359.10-6,885,311,538.60

Finding the Fourth Proportional to 7,538,346,239.40, 11,307,519,359.10 and 6,885,311,538.60

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Solution

The fourth proportional to 7,538,346,239.40, 11,307,519,359.10 and 6,885,311,538.60 is: 10,327,967,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538,346,239.40 : 11,307,519,359.10 = 6,885,311,538.60 : x
  2. Step 2: Convert to fraction form
    7,538,346,239.40/11,307,519,359.10 = 6,885,311,538.60/x
  3. Step 3: Cross multiply
    7,538,346,239.40x = 11,307,519,359.10 × 6,885,311,538.60
  4. Step 4: Simplify right side
    7,538,346,239.40x = 77,855,793,516,154,109,952
  5. Step 5: Solve for x
    x = 77,855,793,516,154,109,952/7,538,346,239.40
  6. Step 6: Final answer
    x = 10,327,967,307.90

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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.