Home / 580,644,920.40-870,071,585.40-503,606,533.20

Finding the Fourth Proportional to 580,644,920.40, 870,071,585.40 and 503,606,533.20

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Solution

The fourth proportional to 580,644,920.40, 870,071,585.40 and 503,606,533.20 is: 754,632,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,644,920.40 : 870,071,585.40 = 503,606,533.20 : x
  2. Step 2: Convert to fraction form
    580,644,920.40/870,071,585.40 = 503,606,533.20/x
  3. Step 3: Cross multiply
    580,644,920.40x = 870,071,585.40 × 503,606,533.20
  4. Step 4: Simplify right side
    580,644,920.40x = 438,173,734,759,121,728
  5. Step 5: Solve for x
    x = 438,173,734,759,121,728/580,644,920.40
  6. Step 6: Final answer
    x = 754,632,856.27

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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.