Home / 20,598,626,318.40-30,897,939,477.60-10,650,050,798.40

Finding the Fourth Proportional to 20,598,626,318.40, 30,897,939,477.60 and 10,650,050,798.40

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Solution

The fourth proportional to 20,598,626,318.40, 30,897,939,477.60 and 10,650,050,798.40 is: 15,975,076,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598,626,318.40 : 30,897,939,477.60 = 10,650,050,798.40 : x
  2. Step 2: Convert to fraction form
    20,598,626,318.40/30,897,939,477.60 = 10,650,050,798.40/x
  3. Step 3: Cross multiply
    20,598,626,318.40x = 30,897,939,477.60 × 10,650,050,798.40
  4. Step 4: Simplify right side
    20,598,626,318.40x = 329,064,625,002,328,752,128
  5. Step 5: Solve for x
    x = 329,064,625,002,328,752,128/20,598,626,318.40
  6. Step 6: Final answer
    x = 15,975,076,197.60

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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.