Home / 3,911,553,077.90-5,869,742,961.72-1,812,638,260.89

Finding the Fourth Proportional to 3,911,553,077.90, 5,869,742,961.72 and 1,812,638,260.89

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Solution

The fourth proportional to 3,911,553,077.90, 5,869,742,961.72 and 1,812,638,260.89 is: 2,720,075,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,553,077.90 : 5,869,742,961.72 = 1,812,638,260.89 : x
  2. Step 2: Convert to fraction form
    3,911,553,077.90/5,869,742,961.72 = 1,812,638,260.89/x
  3. Step 3: Cross multiply
    3,911,553,077.90x = 5,869,742,961.72 × 1,812,638,260.89
  4. Step 4: Simplify right side
    3,911,553,077.90x = 10,639,720,674,010,710,016
  5. Step 5: Solve for x
    x = 10,639,720,674,010,710,016/3,911,553,077.90
  6. Step 6: Final answer
    x = 2,720,075,750.51

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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.