Home / 658,030,464.19-908,179,503.42-416,648,875.47

Finding the Fourth Proportional to 658,030,464.19, 908,179,503.42 and 416,648,875.47

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Solution

The fourth proportional to 658,030,464.19, 908,179,503.42 and 416,648,875.47 is: 575,037,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,030,464.19 : 908,179,503.42 = 416,648,875.47 : x
  2. Step 2: Convert to fraction form
    658,030,464.19/908,179,503.42 = 416,648,875.47/x
  3. Step 3: Cross multiply
    658,030,464.19x = 908,179,503.42 × 416,648,875.47
  4. Step 4: Simplify right side
    658,030,464.19x = 378,391,968,822,762,816
  5. Step 5: Solve for x
    x = 378,391,968,822,762,816/658,030,464.19
  6. Step 6: Final answer
    x = 575,037,159.25

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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.