Home / 946,006,108.60-1,296,006,718.97-910,637,011.48

Finding the Fourth Proportional to 946,006,108.60, 1,296,006,718.97 and 910,637,011.48

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Solution

The fourth proportional to 946,006,108.60, 1,296,006,718.97 and 910,637,011.48 is: 1,247,551,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,006,108.60 : 1,296,006,718.97 = 910,637,011.48 : x
  2. Step 2: Convert to fraction form
    946,006,108.60/1,296,006,718.97 = 910,637,011.48/x
  3. Step 3: Cross multiply
    946,006,108.60x = 1,296,006,718.97 × 910,637,011.48
  4. Step 4: Simplify right side
    946,006,108.60x = 1,180,191,685,420,840,960
  5. Step 5: Solve for x
    x = 1,180,191,685,420,840,960/946,006,108.60
  6. Step 6: Final answer
    x = 1,247,551,865.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.