Home / 993,832,044.10-1,490,734,069.35-448,572,703.30

Finding the Fourth Proportional to 993,832,044.10, 1,490,734,069.35 and 448,572,703.30

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Solution

The fourth proportional to 993,832,044.10, 1,490,734,069.35 and 448,572,703.30 is: 672,852,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,832,044.10 : 1,490,734,069.35 = 448,572,703.30 : x
  2. Step 2: Convert to fraction form
    993,832,044.10/1,490,734,069.35 = 448,572,703.30/x
  3. Step 3: Cross multiply
    993,832,044.10x = 1,490,734,069.35 × 448,572,703.30
  4. Step 4: Simplify right side
    993,832,044.10x = 668,702,611,389,739,136
  5. Step 5: Solve for x
    x = 668,702,611,389,739,136/993,832,044.10
  6. Step 6: Final answer
    x = 672,852,737.40

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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.