Home / 440,455,762.80-660,249,743.40-246,460,114.80

Finding the Fourth Proportional to 440,455,762.80, 660,249,743.40 and 246,460,114.80

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Solution

The fourth proportional to 440,455,762.80, 660,249,743.40 and 246,460,114.80 is: 369,447,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,455,762.80 : 660,249,743.40 = 246,460,114.80 : x
  2. Step 2: Convert to fraction form
    440,455,762.80/660,249,743.40 = 246,460,114.80/x
  3. Step 3: Cross multiply
    440,455,762.80x = 660,249,743.40 × 246,460,114.80
  4. Step 4: Simplify right side
    440,455,762.80x = 162,725,227,555,034,560
  5. Step 5: Solve for x
    x = 162,725,227,555,034,560/440,455,762.80
  6. Step 6: Final answer
    x = 369,447,379.96

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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.