Home / 409,898,554.60-614,847,831.90-370,359,344.20

Finding the Fourth Proportional to 409,898,554.60, 614,847,831.90 and 370,359,344.20

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Solution

The fourth proportional to 409,898,554.60, 614,847,831.90 and 370,359,344.20 is: 555,539,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,898,554.60 : 614,847,831.90 = 370,359,344.20 : x
  2. Step 2: Convert to fraction form
    409,898,554.60/614,847,831.90 = 370,359,344.20/x
  3. Step 3: Cross multiply
    409,898,554.60x = 614,847,831.90 × 370,359,344.20
  4. Step 4: Simplify right side
    409,898,554.60x = 227,714,639,805,275,808
  5. Step 5: Solve for x
    x = 227,714,639,805,275,808/409,898,554.60
  6. Step 6: Final answer
    x = 555,539,016.30

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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.