Home / 3,174,890,533.60-4,381,594,347.06-1,904,779,315.78

Finding the Fourth Proportional to 3,174,890,533.60, 4,381,594,347.06 and 1,904,779,315.78

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Solution

The fourth proportional to 3,174,890,533.60, 4,381,594,347.06 and 1,904,779,315.78 is: 2,628,742,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,890,533.60 : 4,381,594,347.06 = 1,904,779,315.78 : x
  2. Step 2: Convert to fraction form
    3,174,890,533.60/4,381,594,347.06 = 1,904,779,315.78/x
  3. Step 3: Cross multiply
    3,174,890,533.60x = 4,381,594,347.06 × 1,904,779,315.78
  4. Step 4: Simplify right side
    3,174,890,533.60x = 8,345,970,282,418,463,744
  5. Step 5: Solve for x
    x = 8,345,970,282,418,463,744/3,174,890,533.60
  6. Step 6: Final answer
    x = 2,628,742,690.21

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1.5x scale

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.