Home / 20,717,057,161.60-31,075,585,742.40-20,373,071,804.80

Finding the Fourth Proportional to 20,717,057,161.60, 31,075,585,742.40 and 20,373,071,804.80

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Solution

The fourth proportional to 20,717,057,161.60, 31,075,585,742.40 and 20,373,071,804.80 is: 30,559,607,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,717,057,161.60 : 31,075,585,742.40 = 20,373,071,804.80 : x
  2. Step 2: Convert to fraction form
    20,717,057,161.60/31,075,585,742.40 = 20,373,071,804.80/x
  3. Step 3: Cross multiply
    20,717,057,161.60x = 31,075,585,742.40 × 20,373,071,804.80
  4. Step 4: Simplify right side
    20,717,057,161.60x = 633,105,139,706,134,265,856
  5. Step 5: Solve for x
    x = 633,105,139,706,134,265,856/20,717,057,161.60
  6. Step 6: Final answer
    x = 30,559,607,707.20

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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.