Home / 919,196,996.16-1,370,699,989.17-910,906,516.56

Finding the Fourth Proportional to 919,196,996.16, 1,370,699,989.17 and 910,906,516.56

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Solution

The fourth proportional to 919,196,996.16, 1,370,699,989.17 and 910,906,516.56 is: 1,358,337,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,196,996.16 : 1,370,699,989.17 = 910,906,516.56 : x
  2. Step 2: Convert to fraction form
    919,196,996.16/1,370,699,989.17 = 910,906,516.56/x
  3. Step 3: Cross multiply
    919,196,996.16x = 1,370,699,989.17 × 910,906,516.56
  4. Step 4: Simplify right side
    919,196,996.16x = 1,248,579,552,383,674,368
  5. Step 5: Solve for x
    x = 1,248,579,552,383,674,368/919,196,996.16
  6. Step 6: Final answer
    x = 1,358,337,285.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.