Home / 1,366,158,956.40-2,049,238,434.60-344,952,428.40

Finding the Fourth Proportional to 1,366,158,956.40, 2,049,238,434.60 and 344,952,428.40

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Solution

The fourth proportional to 1,366,158,956.40, 2,049,238,434.60 and 344,952,428.40 is: 517,428,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,158,956.40 : 2,049,238,434.60 = 344,952,428.40 : x
  2. Step 2: Convert to fraction form
    1,366,158,956.40/2,049,238,434.60 = 344,952,428.40/x
  3. Step 3: Cross multiply
    1,366,158,956.40x = 2,049,238,434.60 × 344,952,428.40
  4. Step 4: Simplify right side
    1,366,158,956.40x = 706,889,774,385,884,544
  5. Step 5: Solve for x
    x = 706,889,774,385,884,544/1,366,158,956.40
  6. Step 6: Final answer
    x = 517,428,642.60

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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.