Home / 435,237,345.60-652,856,018.40-148,023,009.60

Finding the Fourth Proportional to 435,237,345.60, 652,856,018.40 and 148,023,009.60

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Solution

The fourth proportional to 435,237,345.60, 652,856,018.40 and 148,023,009.60 is: 222,034,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,237,345.60 : 652,856,018.40 = 148,023,009.60 : x
  2. Step 2: Convert to fraction form
    435,237,345.60/652,856,018.40 = 148,023,009.60/x
  3. Step 3: Cross multiply
    435,237,345.60x = 652,856,018.40 × 148,023,009.60
  4. Step 4: Simplify right side
    435,237,345.60x = 96,637,712,679,040,976
  5. Step 5: Solve for x
    x = 96,637,712,679,040,976/435,237,345.60
  6. Step 6: Final answer
    x = 222,034,514.40

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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.