Home / 1,145,884,893,249-1,581,326,068,880.10-625,051,661,813.10

Finding the Fourth Proportional to 1,145,884,893,249, 1,581,326,068,880.10 and 625,051,661,813.10

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Solution

The fourth proportional to 1,145,884,893,249, 1,581,326,068,880.10 and 625,051,661,813.10 is: 862,573,974,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,884,893,249 : 1,581,326,068,880.10 = 625,051,661,813.10 : x
  2. Step 2: Convert to fraction form
    1,145,884,893,249/1,581,326,068,880.10 = 625,051,661,813.10/x
  3. Step 3: Cross multiply
    1,145,884,893,249x = 1,581,326,068,880.10 × 625,051,661,813.10
  4. Step 4: Simplify right side
    1,145,884,893,249x = 988,410,487,221,883,156,561,920
  5. Step 5: Solve for x
    x = 988,410,487,221,883,156,561,920/1,145,884,893,249
  6. Step 6: Final answer
    x = 862,573,974,964.78

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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.