Home / 510,072,663.89-765,400,554.36-276,922,332.59

Finding the Fourth Proportional to 510,072,663.89, 765,400,554.36 and 276,922,332.59

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Solution

The fourth proportional to 510,072,663.89, 765,400,554.36 and 276,922,332.59 is: 415,541,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,072,663.89 : 765,400,554.36 = 276,922,332.59 : x
  2. Step 2: Convert to fraction form
    510,072,663.89/765,400,554.36 = 276,922,332.59/x
  3. Step 3: Cross multiply
    510,072,663.89x = 765,400,554.36 × 276,922,332.59
  4. Step 4: Simplify right side
    510,072,663.89x = 211,956,506,875,223,264
  5. Step 5: Solve for x
    x = 211,956,506,875,223,264/510,072,663.89
  6. Step 6: Final answer
    x = 415,541,788.22

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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.