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Finding the Fourth Proportional to 1,363,482,618.10, 1,881,606,818.58 and 760,653,243.34

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Solution

The fourth proportional to 1,363,482,618.10, 1,881,606,818.58 and 760,653,243.34 is: 1,049,701,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,482,618.10 : 1,881,606,818.58 = 760,653,243.34 : x
  2. Step 2: Convert to fraction form
    1,363,482,618.10/1,881,606,818.58 = 760,653,243.34/x
  3. Step 3: Cross multiply
    1,363,482,618.10x = 1,881,606,818.58 × 760,653,243.34
  4. Step 4: Simplify right side
    1,363,482,618.10x = 1,431,250,329,243,535,872
  5. Step 5: Solve for x
    x = 1,431,250,329,243,535,872/1,363,482,618.10
  6. Step 6: Final answer
    x = 1,049,701,925.23

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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.