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Finding the Fourth Proportional to 10,433,995,973.20, 15,650,993,959.80 and 10,433,995,973.20

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Solution

The fourth proportional to 10,433,995,973.20, 15,650,993,959.80 and 10,433,995,973.20 is: 15,650,993,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433,995,973.20 : 15,650,993,959.80 = 10,433,995,973.20 : x
  2. Step 2: Convert to fraction form
    10,433,995,973.20/15,650,993,959.80 = 10,433,995,973.20/x
  3. Step 3: Cross multiply
    10,433,995,973.20x = 15,650,993,959.80 × 10,433,995,973.20
  4. Step 4: Simplify right side
    10,433,995,973.20x = 163,302,407,953,130,717,184
  5. Step 5: Solve for x
    x = 163,302,407,953,130,717,184/10,433,995,973.20
  6. Step 6: Final answer
    x = 15,650,993,959.80

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Double scale
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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.