Home / 824,937,013.86-1,138,390,377.74-453,659,045.24

Finding the Fourth Proportional to 824,937,013.86, 1,138,390,377.74 and 453,659,045.24

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Solution

The fourth proportional to 824,937,013.86, 1,138,390,377.74 and 453,659,045.24 is: 626,036,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,937,013.86 : 1,138,390,377.74 = 453,659,045.24 : x
  2. Step 2: Convert to fraction form
    824,937,013.86/1,138,390,377.74 = 453,659,045.24/x
  3. Step 3: Cross multiply
    824,937,013.86x = 1,138,390,377.74 × 453,659,045.24
  4. Step 4: Simplify right side
    824,937,013.86x = 516,441,091,867,971,072
  5. Step 5: Solve for x
    x = 516,441,091,867,971,072/824,937,013.86
  6. Step 6: Final answer
    x = 626,036,998.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.