Home / 29,123,182,496.32-40,189,706,124.96-15,756,882,349.12

Finding the Fourth Proportional to 29,123,182,496.32, 40,189,706,124.96 and 15,756,882,349.12

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Solution

The fourth proportional to 29,123,182,496.32, 40,189,706,124.96 and 15,756,882,349.12 is: 21,744,343,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,182,496.32 : 40,189,706,124.96 = 15,756,882,349.12 : x
  2. Step 2: Convert to fraction form
    29,123,182,496.32/40,189,706,124.96 = 15,756,882,349.12/x
  3. Step 3: Cross multiply
    29,123,182,496.32x = 40,189,706,124.96 × 15,756,882,349.12
  4. Step 4: Simplify right side
    29,123,182,496.32x = 633,264,471,056,702,242,816
  5. Step 5: Solve for x
    x = 633,264,471,056,702,242,816/29,123,182,496.32
  6. Step 6: Final answer
    x = 21,744,343,055.12

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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.