Home / 21,122,352,206.10-31,683,528,309.15-17,713,051,902.90

Finding the Fourth Proportional to 21,122,352,206.10, 31,683,528,309.15 and 17,713,051,902.90

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Solution

The fourth proportional to 21,122,352,206.10, 31,683,528,309.15 and 17,713,051,902.90 is: 26,569,577,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,122,352,206.10 : 31,683,528,309.15 = 17,713,051,902.90 : x
  2. Step 2: Convert to fraction form
    21,122,352,206.10/31,683,528,309.15 = 17,713,051,902.90/x
  3. Step 3: Cross multiply
    21,122,352,206.10x = 31,683,528,309.15 × 17,713,051,902.90
  4. Step 4: Simplify right side
    21,122,352,206.10x = 561,211,981,406,975,492,096
  5. Step 5: Solve for x
    x = 561,211,981,406,975,492,096/21,122,352,206.10
  6. Step 6: Final answer
    x = 26,569,577,854.35

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1.5x scale

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.