Home / 1,707,011,449.40-2,562,430,361.70-1,320,547,554.20

Finding the Fourth Proportional to 1,707,011,449.40, 2,562,430,361.70 and 1,320,547,554.20

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Solution

The fourth proportional to 1,707,011,449.40, 2,562,430,361.70 and 1,320,547,554.20 is: 1,982,301,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,011,449.40 : 2,562,430,361.70 = 1,320,547,554.20 : x
  2. Step 2: Convert to fraction form
    1,707,011,449.40/2,562,430,361.70 = 1,320,547,554.20/x
  3. Step 3: Cross multiply
    1,707,011,449.40x = 2,562,430,361.70 × 1,320,547,554.20
  4. Step 4: Simplify right side
    1,707,011,449.40x = 3,383,811,146,950,756,352
  5. Step 5: Solve for x
    x = 3,383,811,146,950,756,352/1,707,011,449.40
  6. Step 6: Final answer
    x = 1,982,301,377.15

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Double scale
Find fourth proportional to 1,707,011,450.40, 2,562,430,363.20 and 1,320,547,555.20
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1.5x scale

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.