Home / 15,960,657,975.15-22,022,054,853.70-9,529,228,523.35

Finding the Fourth Proportional to 15,960,657,975.15, 22,022,054,853.70 and 9,529,228,523.35

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Solution

The fourth proportional to 15,960,657,975.15, 22,022,054,853.70 and 9,529,228,523.35 is: 13,148,154,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960,657,975.15 : 22,022,054,853.70 = 9,529,228,523.35 : x
  2. Step 2: Convert to fraction form
    15,960,657,975.15/22,022,054,853.70 = 9,529,228,523.35/x
  3. Step 3: Cross multiply
    15,960,657,975.15x = 22,022,054,853.70 × 9,529,228,523.35
  4. Step 4: Simplify right side
    15,960,657,975.15x = 209,853,193,254,498,566,144
  5. Step 5: Solve for x
    x = 209,853,193,254,498,566,144/15,960,657,975.15
  6. Step 6: Final answer
    x = 13,148,154,266.65

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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.