Home / 7,551,571,101.96-10,417,862,127.78-7,201,457,769

Finding the Fourth Proportional to 7,551,571,101.96, 10,417,862,127.78 and 7,201,457,769

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Solution

The fourth proportional to 7,551,571,101.96, 10,417,862,127.78 and 7,201,457,769 is: 9,934,859,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551,571,101.96 : 10,417,862,127.78 = 7,201,457,769 : x
  2. Step 2: Convert to fraction form
    7,551,571,101.96/10,417,862,127.78 = 7,201,457,769/x
  3. Step 3: Cross multiply
    7,551,571,101.96x = 10,417,862,127.78 × 7,201,457,769
  4. Step 4: Simplify right side
    7,551,571,101.96x = 75,023,794,156,472,156,160
  5. Step 5: Solve for x
    x = 75,023,794,156,472,156,160/7,551,571,101.96
  6. Step 6: Final answer
    x = 9,934,859,003.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.