Home / 597,153,001.20-823,686,448.56-396,205,526.40

Finding the Fourth Proportional to 597,153,001.20, 823,686,448.56 and 396,205,526.40

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Solution

The fourth proportional to 597,153,001.20, 823,686,448.56 and 396,205,526.40 is: 546,508,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,153,001.20 : 823,686,448.56 = 396,205,526.40 : x
  2. Step 2: Convert to fraction form
    597,153,001.20/823,686,448.56 = 396,205,526.40/x
  3. Step 3: Cross multiply
    597,153,001.20x = 823,686,448.56 × 396,205,526.40
  4. Step 4: Simplify right side
    597,153,001.20x = 326,349,122,940,261,248
  5. Step 5: Solve for x
    x = 326,349,122,940,261,248/597,153,001.20
  6. Step 6: Final answer
    x = 546,508,386.10

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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.