Home / 1,417,502,942.40-2,126,254,413.60-382,361,822.40

Finding the Fourth Proportional to 1,417,502,942.40, 2,126,254,413.60 and 382,361,822.40

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Solution

The fourth proportional to 1,417,502,942.40, 2,126,254,413.60 and 382,361,822.40 is: 573,542,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,502,942.40 : 2,126,254,413.60 = 382,361,822.40 : x
  2. Step 2: Convert to fraction form
    1,417,502,942.40/2,126,254,413.60 = 382,361,822.40/x
  3. Step 3: Cross multiply
    1,417,502,942.40x = 2,126,254,413.60 × 382,361,822.40
  4. Step 4: Simplify right side
    1,417,502,942.40x = 812,998,512,470,139,264
  5. Step 5: Solve for x
    x = 812,998,512,470,139,264/1,417,502,942.40
  6. Step 6: Final answer
    x = 573,542,733.60

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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.