Home / 806,771,707.59-1,210,509,557.91-282,517,083.87

Finding the Fourth Proportional to 806,771,707.59, 1,210,509,557.91 and 282,517,083.87

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Solution

The fourth proportional to 806,771,707.59, 1,210,509,557.91 and 282,517,083.87 is: 423,898,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,771,707.59 : 1,210,509,557.91 = 282,517,083.87 : x
  2. Step 2: Convert to fraction form
    806,771,707.59/1,210,509,557.91 = 282,517,083.87/x
  3. Step 3: Cross multiply
    806,771,707.59x = 1,210,509,557.91 × 282,517,083.87
  4. Step 4: Simplify right side
    806,771,707.59x = 341,989,630,297,496,128
  5. Step 5: Solve for x
    x = 341,989,630,297,496,128/806,771,707.59
  6. Step 6: Final answer
    x = 423,898,888.72

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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.