Home / 1,601,472,523.80-2,402,208,785.70-986,061,221.40

Finding the Fourth Proportional to 1,601,472,523.80, 2,402,208,785.70 and 986,061,221.40

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Solution

The fourth proportional to 1,601,472,523.80, 2,402,208,785.70 and 986,061,221.40 is: 1,479,091,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,472,523.80 : 2,402,208,785.70 = 986,061,221.40 : x
  2. Step 2: Convert to fraction form
    1,601,472,523.80/2,402,208,785.70 = 986,061,221.40/x
  3. Step 3: Cross multiply
    1,601,472,523.80x = 2,402,208,785.70 × 986,061,221.40
  4. Step 4: Simplify right side
    1,601,472,523.80x = 2,368,724,929,285,152,768
  5. Step 5: Solve for x
    x = 2,368,724,929,285,152,768/1,601,472,523.80
  6. Step 6: Final answer
    x = 1,479,091,832.10

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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.