Home / 1,420,547,527.40-2,128,805,751.90-1,049,184,429.80

Finding the Fourth Proportional to 1,420,547,527.40, 2,128,805,751.90 and 1,049,184,429.80

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Solution

The fourth proportional to 1,420,547,527.40, 2,128,805,751.90 and 1,049,184,429.80 is: 1,572,288,012.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,547,527.40 : 2,128,805,751.90 = 1,049,184,429.80 : x
  2. Step 2: Convert to fraction form
    1,420,547,527.40/2,128,805,751.90 = 1,049,184,429.80/x
  3. Step 3: Cross multiply
    1,420,547,527.40x = 2,128,805,751.90 × 1,049,184,429.80
  4. Step 4: Simplify right side
    1,420,547,527.40x = 2,233,509,848,962,161,664
  5. Step 5: Solve for x
    x = 2,233,509,848,962,161,664/1,420,547,527.40
  6. Step 6: Final answer
    x = 1,572,288,012.81

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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.