Home / 4,217,688,570.24-5,820,379,459.20-2,312,418,621.60

Finding the Fourth Proportional to 4,217,688,570.24, 5,820,379,459.20 and 2,312,418,621.60

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Solution

The fourth proportional to 4,217,688,570.24, 5,820,379,459.20 and 2,312,418,621.60 is: 3,191,120,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,688,570.24 : 5,820,379,459.20 = 2,312,418,621.60 : x
  2. Step 2: Convert to fraction form
    4,217,688,570.24/5,820,379,459.20 = 2,312,418,621.60/x
  3. Step 3: Cross multiply
    4,217,688,570.24x = 5,820,379,459.20 × 2,312,418,621.60
  4. Step 4: Simplify right side
    4,217,688,570.24x = 13,459,153,846,232,215,552
  5. Step 5: Solve for x
    x = 13,459,153,846,232,215,552/4,217,688,570.24
  6. Step 6: Final answer
    x = 3,191,120,828.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.