Home / 463,575,304.80-695,362,957.20-140,459,176.80

Finding the Fourth Proportional to 463,575,304.80, 695,362,957.20 and 140,459,176.80

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Solution

The fourth proportional to 463,575,304.80, 695,362,957.20 and 140,459,176.80 is: 210,688,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,575,304.80 : 695,362,957.20 = 140,459,176.80 : x
  2. Step 2: Convert to fraction form
    463,575,304.80/695,362,957.20 = 140,459,176.80/x
  3. Step 3: Cross multiply
    463,575,304.80x = 695,362,957.20 × 140,459,176.80
  4. Step 4: Simplify right side
    463,575,304.80x = 97,670,108,545,525,648
  5. Step 5: Solve for x
    x = 97,670,108,545,525,648/463,575,304.80
  6. Step 6: Final answer
    x = 210,688,765.20

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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.