Home / 21,602,377,070.10-32,352,604,811.55-13,346,728,506.90

Finding the Fourth Proportional to 21,602,377,070.10, 32,352,604,811.55 and 13,346,728,506.90

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Solution

The fourth proportional to 21,602,377,070.10, 32,352,604,811.55 and 13,346,728,506.90 is: 19,988,607,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,602,377,070.10 : 32,352,604,811.55 = 13,346,728,506.90 : x
  2. Step 2: Convert to fraction form
    21,602,377,070.10/32,352,604,811.55 = 13,346,728,506.90/x
  3. Step 3: Cross multiply
    21,602,377,070.10x = 32,352,604,811.55 × 13,346,728,506.90
  4. Step 4: Simplify right side
    21,602,377,070.10x = 431,801,432,910,784,495,616
  5. Step 5: Solve for x
    x = 431,801,432,910,784,495,616/21,602,377,070.10
  6. Step 6: Final answer
    x = 19,988,607,342.13

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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.