Home / 12,924,511,581.78-19,392,657,945.09-6,633,358,720.50

Finding the Fourth Proportional to 12,924,511,581.78, 19,392,657,945.09 and 6,633,358,720.50

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Solution

The fourth proportional to 12,924,511,581.78, 19,392,657,945.09 and 6,633,358,720.50 is: 9,953,061,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,511,581.78 : 19,392,657,945.09 = 6,633,358,720.50 : x
  2. Step 2: Convert to fraction form
    12,924,511,581.78/19,392,657,945.09 = 6,633,358,720.50/x
  3. Step 3: Cross multiply
    12,924,511,581.78x = 19,392,657,945.09 × 6,633,358,720.50
  4. Step 4: Simplify right side
    12,924,511,581.78x = 128,638,456,693,736,357,888
  5. Step 5: Solve for x
    x = 128,638,456,693,736,357,888/12,924,511,581.78
  6. Step 6: Final answer
    x = 9,953,061,350.12

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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.