Home / 13,406,913,999.60-20,110,370,999.40-11,934,716,141.40

Finding the Fourth Proportional to 13,406,913,999.60, 20,110,370,999.40 and 11,934,716,141.40

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Solution

The fourth proportional to 13,406,913,999.60, 20,110,370,999.40 and 11,934,716,141.40 is: 17,902,074,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,406,913,999.60 : 20,110,370,999.40 = 11,934,716,141.40 : x
  2. Step 2: Convert to fraction form
    13,406,913,999.60/20,110,370,999.40 = 11,934,716,141.40/x
  3. Step 3: Cross multiply
    13,406,913,999.60x = 20,110,370,999.40 × 11,934,716,141.40
  4. Step 4: Simplify right side
    13,406,913,999.60x = 240,011,569,376,081,641,472
  5. Step 5: Solve for x
    x = 240,011,569,376,081,641,472/13,406,913,999.60
  6. Step 6: Final answer
    x = 17,902,074,212.10

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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.