Home / 32,702,201,281.72-45,137,434,469.04-21,299,185,423.32

Finding the Fourth Proportional to 32,702,201,281.72, 45,137,434,469.04 and 21,299,185,423.32

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Solution

The fourth proportional to 32,702,201,281.72, 45,137,434,469.04 and 21,299,185,423.32 is: 29,398,344,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,702,201,281.72 : 45,137,434,469.04 = 21,299,185,423.32 : x
  2. Step 2: Convert to fraction form
    32,702,201,281.72/45,137,434,469.04 = 21,299,185,423.32/x
  3. Step 3: Cross multiply
    32,702,201,281.72x = 45,137,434,469.04 × 21,299,185,423.32
  4. Step 4: Simplify right side
    32,702,201,281.72x = 961,390,586,289,038,557,184
  5. Step 5: Solve for x
    x = 961,390,586,289,038,557,184/32,702,201,281.72
  6. Step 6: Final answer
    x = 29,398,344,717.13

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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.