Home / 1,283,087,488.70-1,771,460,446.84-881,892,048.98

Finding the Fourth Proportional to 1,283,087,488.70, 1,771,460,446.84 and 881,892,048.98

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Solution

The fourth proportional to 1,283,087,488.70, 1,771,460,446.84 and 881,892,048.98 is: 1,217,560,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,087,488.70 : 1,771,460,446.84 = 881,892,048.98 : x
  2. Step 2: Convert to fraction form
    1,283,087,488.70/1,771,460,446.84 = 881,892,048.98/x
  3. Step 3: Cross multiply
    1,283,087,488.70x = 1,771,460,446.84 × 881,892,048.98
  4. Step 4: Simplify right side
    1,283,087,488.70x = 1,562,236,883,152,977,920
  5. Step 5: Solve for x
    x = 1,562,236,883,152,977,920/1,283,087,488.70
  6. Step 6: Final answer
    x = 1,217,560,686.16

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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.