Home / 20,453,003,232.96-30,688,343,155.68-10,998,596,688.48

Finding the Fourth Proportional to 20,453,003,232.96, 30,688,343,155.68 and 10,998,596,688.48

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Solution

The fourth proportional to 20,453,003,232.96, 30,688,343,155.68 and 10,998,596,688.48 is: 16,502,647,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,453,003,232.96 : 30,688,343,155.68 = 10,998,596,688.48 : x
  2. Step 2: Convert to fraction form
    20,453,003,232.96/30,688,343,155.68 = 10,998,596,688.48/x
  3. Step 3: Cross multiply
    20,453,003,232.96x = 30,688,343,155.68 × 10,998,596,688.48
  4. Step 4: Simplify right side
    20,453,003,232.96x = 337,528,709,406,999,904,256
  5. Step 5: Solve for x
    x = 337,528,709,406,999,904,256/20,453,003,232.96
  6. Step 6: Final answer
    x = 16,502,647,829.39

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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.