Home / 497,666,554.40-746,499,831.60-255,353,952.80

Finding the Fourth Proportional to 497,666,554.40, 746,499,831.60 and 255,353,952.80

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Solution

The fourth proportional to 497,666,554.40, 746,499,831.60 and 255,353,952.80 is: 383,030,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,666,554.40 : 746,499,831.60 = 255,353,952.80 : x
  2. Step 2: Convert to fraction form
    497,666,554.40/746,499,831.60 = 255,353,952.80/x
  3. Step 3: Cross multiply
    497,666,554.40x = 746,499,831.60 × 255,353,952.80
  4. Step 4: Simplify right side
    497,666,554.40x = 190,621,682,763,594,368
  5. Step 5: Solve for x
    x = 190,621,682,763,594,368/497,666,554.40
  6. Step 6: Final answer
    x = 383,030,929.20

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1.5x scale

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.