Home / 7,243,344,009.10-10,865,016,013.65-5,406,683,913.10

Finding the Fourth Proportional to 7,243,344,009.10, 10,865,016,013.65 and 5,406,683,913.10

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Solution

The fourth proportional to 7,243,344,009.10, 10,865,016,013.65 and 5,406,683,913.10 is: 8,110,025,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,009.10 : 10,865,016,013.65 = 5,406,683,913.10 : x
  2. Step 2: Convert to fraction form
    7,243,344,009.10/10,865,016,013.65 = 5,406,683,913.10/x
  3. Step 3: Cross multiply
    7,243,344,009.10x = 10,865,016,013.65 × 5,406,683,913.10
  4. Step 4: Simplify right side
    7,243,344,009.10x = 58,743,707,296,575,348,736
  5. Step 5: Solve for x
    x = 58,743,707,296,575,348,736/7,243,344,009.10
  6. Step 6: Final answer
    x = 8,110,025,869.65

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Double scale
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Similar ratio
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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.