Home / 13,308,807,541.34-19,931,520,405.66-7,700,926,188.83

Finding the Fourth Proportional to 13,308,807,541.34, 19,931,520,405.66 and 7,700,926,188.83

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Solution

The fourth proportional to 13,308,807,541.34, 19,931,520,405.66 and 7,700,926,188.83 is: 11,533,051,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,807,541.34 : 19,931,520,405.66 = 7,700,926,188.83 : x
  2. Step 2: Convert to fraction form
    13,308,807,541.34/19,931,520,405.66 = 7,700,926,188.83/x
  3. Step 3: Cross multiply
    13,308,807,541.34x = 19,931,520,405.66 × 7,700,926,188.83
  4. Step 4: Simplify right side
    13,308,807,541.34x = 153,491,167,475,023,872,000
  5. Step 5: Solve for x
    x = 153,491,167,475,023,872,000/13,308,807,541.34
  6. Step 6: Final answer
    x = 11,533,051,852.93

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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.