Home / 20,995,253,977.60-31,497,415,929.60-6,274,763,430.40

Finding the Fourth Proportional to 20,995,253,977.60, 31,497,415,929.60 and 6,274,763,430.40

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Solution

The fourth proportional to 20,995,253,977.60, 31,497,415,929.60 and 6,274,763,430.40 is: 9,413,500,491.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,253,977.60 : 31,497,415,929.60 = 6,274,763,430.40 : x
  2. Step 2: Convert to fraction form
    20,995,253,977.60/31,497,415,929.60 = 6,274,763,430.40/x
  3. Step 3: Cross multiply
    20,995,253,977.60x = 31,497,415,929.60 × 6,274,763,430.40
  4. Step 4: Simplify right side
    20,995,253,977.60x = 197,638,833,627,152,482,304
  5. Step 5: Solve for x
    x = 197,638,833,627,152,482,304/20,995,253,977.60
  6. Step 6: Final answer
    x = 9,413,500,491.02

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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.