Home / 1,172,638,749,856.10-1,755,681,026,421.20-633,485,137,527.12

Finding the Fourth Proportional to 1,172,638,749,856.10, 1,755,681,026,421.20 and 633,485,137,527.12

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Solution

The fourth proportional to 1,172,638,749,856.10, 1,755,681,026,421.20 and 633,485,137,527.12 is: 948,457,345,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,638,749,856.10 : 1,755,681,026,421.20 = 633,485,137,527.12 : x
  2. Step 2: Convert to fraction form
    1,172,638,749,856.10/1,755,681,026,421.20 = 633,485,137,527.12/x
  3. Step 3: Cross multiply
    1,172,638,749,856.10x = 1,755,681,026,421.20 × 633,485,137,527.12
  4. Step 4: Simplify right side
    1,172,638,749,856.10x = 1,112,197,836,476,189,077,667,840
  5. Step 5: Solve for x
    x = 1,112,197,836,476,189,077,667,840/1,172,638,749,856.10
  6. Step 6: Final answer
    x = 948,457,345,975.20

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Double scale
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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.