Home / 378,212,749.64-566,155,547.28-246,772,001.24

Finding the Fourth Proportional to 378,212,749.64, 566,155,547.28 and 246,772,001.24

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Solution

The fourth proportional to 378,212,749.64, 566,155,547.28 and 246,772,001.24 is: 369,398,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,212,749.64 : 566,155,547.28 = 246,772,001.24 : x
  2. Step 2: Convert to fraction form
    378,212,749.64/566,155,547.28 = 246,772,001.24/x
  3. Step 3: Cross multiply
    378,212,749.64x = 566,155,547.28 × 246,772,001.24
  4. Step 4: Simplify right side
    378,212,749.64x = 139,711,337,415,413,040
  5. Step 5: Solve for x
    x = 139,711,337,415,413,040/378,212,749.64
  6. Step 6: Final answer
    x = 369,398,804.11

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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.