Home / 1,465,346,554.40-2,198,019,831.60-1,455,142,887.20

Finding the Fourth Proportional to 1,465,346,554.40, 2,198,019,831.60 and 1,455,142,887.20

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Solution

The fourth proportional to 1,465,346,554.40, 2,198,019,831.60 and 1,455,142,887.20 is: 2,182,714,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,346,554.40 : 2,198,019,831.60 = 1,455,142,887.20 : x
  2. Step 2: Convert to fraction form
    1,465,346,554.40/2,198,019,831.60 = 1,455,142,887.20/x
  3. Step 3: Cross multiply
    1,465,346,554.40x = 2,198,019,831.60 × 1,455,142,887.20
  4. Step 4: Simplify right side
    1,465,346,554.40x = 3,198,432,923,877,281,792
  5. Step 5: Solve for x
    x = 3,198,432,923,877,281,792/1,465,346,554.40
  6. Step 6: Final answer
    x = 2,182,714,330.80

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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.