Home / 10,471,018,221.80-15,706,527,332.70-9,826,045,677.80

Finding the Fourth Proportional to 10,471,018,221.80, 15,706,527,332.70 and 9,826,045,677.80

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Solution

The fourth proportional to 10,471,018,221.80, 15,706,527,332.70 and 9,826,045,677.80 is: 14,739,068,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471,018,221.80 : 15,706,527,332.70 = 9,826,045,677.80 : x
  2. Step 2: Convert to fraction form
    10,471,018,221.80/15,706,527,332.70 = 9,826,045,677.80/x
  3. Step 3: Cross multiply
    10,471,018,221.80x = 15,706,527,332.70 × 9,826,045,677.80
  4. Step 4: Simplify right side
    10,471,018,221.80x = 154,333,055,010,724,380,672
  5. Step 5: Solve for x
    x = 154,333,055,010,724,380,672/10,471,018,221.80
  6. Step 6: Final answer
    x = 14,739,068,516.70

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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.