Home / 60,811,778,803.86-91,153,814,818.50-20,460,621,644.01

Finding the Fourth Proportional to 60,811,778,803.86, 91,153,814,818.50 and 20,460,621,644.01

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Solution

The fourth proportional to 60,811,778,803.86, 91,153,814,818.50 and 20,460,621,644.01 is: 30,669,448,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,811,778,803.86 : 91,153,814,818.50 = 20,460,621,644.01 : x
  2. Step 2: Convert to fraction form
    60,811,778,803.86/91,153,814,818.50 = 20,460,621,644.01/x
  3. Step 3: Cross multiply
    60,811,778,803.86x = 91,153,814,818.50 × 20,460,621,644.01
  4. Step 4: Simplify right side
    60,811,778,803.86x = 1,865,063,716,409,480,314,880
  5. Step 5: Solve for x
    x = 1,865,063,716,409,480,314,880/60,811,778,803.86
  6. Step 6: Final answer
    x = 30,669,448,470.25

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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.