Home / 8,931,973,506.40-13,397,960,259.60-8,794,223,999.20

Finding the Fourth Proportional to 8,931,973,506.40, 13,397,960,259.60 and 8,794,223,999.20

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Solution

The fourth proportional to 8,931,973,506.40, 13,397,960,259.60 and 8,794,223,999.20 is: 13,191,335,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,973,506.40 : 13,397,960,259.60 = 8,794,223,999.20 : x
  2. Step 2: Convert to fraction form
    8,931,973,506.40/13,397,960,259.60 = 8,794,223,999.20/x
  3. Step 3: Cross multiply
    8,931,973,506.40x = 13,397,960,259.60 × 8,794,223,999.20
  4. Step 4: Simplify right side
    8,931,973,506.40x = 117,824,663,655,302,201,344
  5. Step 5: Solve for x
    x = 117,824,663,655,302,201,344/8,931,973,506.40
  6. Step 6: Final answer
    x = 13,191,335,998.80

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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.