Home / 425,744,082.40-637,720,328.40-354,080,466.40

Finding the Fourth Proportional to 425,744,082.40, 637,720,328.40 and 354,080,466.40

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Solution

The fourth proportional to 425,744,082.40, 637,720,328.40 and 354,080,466.40 is: 530,375,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,744,082.40 : 637,720,328.40 = 354,080,466.40 : x
  2. Step 2: Convert to fraction form
    425,744,082.40/637,720,328.40 = 354,080,466.40/x
  3. Step 3: Cross multiply
    425,744,082.40x = 637,720,328.40 × 354,080,466.40
  4. Step 4: Simplify right side
    425,744,082.40x = 225,804,311,312,633,152
  5. Step 5: Solve for x
    x = 225,804,311,312,633,152/425,744,082.40
  6. Step 6: Final answer
    x = 530,375,689.64

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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.