Home / 1,949,574,421.40-2,690,409,943.67-1,057,500,070.79

Finding the Fourth Proportional to 1,949,574,421.40, 2,690,409,943.67 and 1,057,500,070.79

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Solution

The fourth proportional to 1,949,574,421.40, 2,690,409,943.67 and 1,057,500,070.79 is: 1,459,348,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,574,421.40 : 2,690,409,943.67 = 1,057,500,070.79 : x
  2. Step 2: Convert to fraction form
    1,949,574,421.40/2,690,409,943.67 = 1,057,500,070.79/x
  3. Step 3: Cross multiply
    1,949,574,421.40x = 2,690,409,943.67 × 1,057,500,070.79
  4. Step 4: Simplify right side
    1,949,574,421.40x = 2,845,108,705,866,405,376
  5. Step 5: Solve for x
    x = 2,845,108,705,866,405,376/1,949,574,421.40
  6. Step 6: Final answer
    x = 1,459,348,601.75

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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.