Home / 60,486,762.40-90,730,143.60-20,097,246.40

Finding the Fourth Proportional to 60,486,762.40, 90,730,143.60 and 20,097,246.40

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Solution

The fourth proportional to 60,486,762.40, 90,730,143.60 and 20,097,246.40 is: 30,145,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,486,762.40 : 90,730,143.60 = 20,097,246.40 : x
  2. Step 2: Convert to fraction form
    60,486,762.40/90,730,143.60 = 20,097,246.40/x
  3. Step 3: Cross multiply
    60,486,762.40x = 90,730,143.60 × 20,097,246.40
  4. Step 4: Simplify right side
    60,486,762.40x = 1,823,426,051,836,582.75
  5. Step 5: Solve for x
    x = 1,823,426,051,836,582.75/60,486,762.40
  6. Step 6: Final answer
    x = 30,145,869.60

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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.