Home / 1,742,688,007.20-2,614,032,010.80-637,290,727.20

Finding the Fourth Proportional to 1,742,688,007.20, 2,614,032,010.80 and 637,290,727.20

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Solution

The fourth proportional to 1,742,688,007.20, 2,614,032,010.80 and 637,290,727.20 is: 955,936,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,688,007.20 : 2,614,032,010.80 = 637,290,727.20 : x
  2. Step 2: Convert to fraction form
    1,742,688,007.20/2,614,032,010.80 = 637,290,727.20/x
  3. Step 3: Cross multiply
    1,742,688,007.20x = 2,614,032,010.80 × 637,290,727.20
  4. Step 4: Simplify right side
    1,742,688,007.20x = 1,665,898,361,086,810,624
  5. Step 5: Solve for x
    x = 1,665,898,361,086,810,624/1,742,688,007.20
  6. Step 6: Final answer
    x = 955,936,090.80

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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.